diff --git a/gnu/packages/java.scm b/gnu/packages/java.scm
index 067284017c..49f027b226 100644
--- a/gnu/packages/java.scm
+++ b/gnu/packages/java.scm
@@ -11240,7 +11240,7 @@ outputting XML data from Java code.")
               (file-name (string-append name "-" version))
               (sha256
                (base32
-                "18q3i6jgm6rkw8aysfgihgywrdc5nvijrwnslmi3ww497jvri6ja"))))
+                "0zjqmsad4xk0iar23hdyvx19nxczybd2bh0i35xrafli5cmh720k"))))
     (build-system ant-build-system)
     (arguments
      `(#:jar-name "geronimo-xbean-reflect.jar"
@@ -11291,7 +11291,7 @@ and graphs of objects for dependency injection frameworks")
               (file-name (string-append name "-" version "-source"))
               (sha256
                (base32
-                "119yn795jvnjf52si84q192s8wag1k013iabg78b7wnadssnnh31"))))
+                "1mky4zyl2xsqlgrkairaj5971byvhwk2z9bq8snsgvlr11ydc0zf"))))
     (build-system ant-build-system)
     (arguments
      `(#:tests? #f
diff --git a/gnu/packages/machine-learning.scm b/gnu/packages/machine-learning.scm
index cc20ef68dd..49284407d7 100644
--- a/gnu/packages/machine-learning.scm
+++ b/gnu/packages/machine-learning.scm
@@ -239,7 +239,7 @@ classification.")
                 (file-name (string-append name "-" version "-checkout"))
                 (sha256
                  (base32
-                  "0qbq1rqp94l530f043qzp8aw5lj7dng9wq0miffd7spd1ff638wq"))))
+                  "07kdsngvr4n1qxpqzv1nlay7g41d6jzjppa8vzmrg220s8ing87z"))))
       (build-system gnu-build-system)
       (arguments
        `(#:imported-modules (,@%gnu-build-system-modules
diff --git a/gnu/packages/tex.scm b/gnu/packages/tex.scm
index c81f9b1917..b55dd2a5fd 100644
--- a/gnu/packages/tex.scm
+++ b/gnu/packages/tex.scm
@@ -27,6 +27,7 @@
 ;;; Copyright © 2023 Thomas Albers Raviola <thomas@thomaslabs.org>
 ;;; Copyright © 2023 John Kehayias <john.kehayias@protonmail.com>
 ;;; Copyright © 2023 Dominik Delgado Steuter <d@delgado.nrw>
+;;; Copyright © 2023 Timothy Sample <samplet@ngyro.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -295,7 +296,7 @@ files from LOCATIONS with expected checksum HASH.  CODE is not currently in use.
                                      "-checkout"))
            (sha256
             (base32
-             "10xpa4nnz1biap7qfv7fb0zk6132ki5g1j8w0bqwkggfncdfl07d"))))
+             "1jrphfjhmw17rp1yqsl70shmvka3vg0g8841q6zx2lfn48p7vqf3"))))
        ("cairo" ,cairo)
        ("fontconfig" ,fontconfig)
        ("fontforge" ,fontforge)
@@ -423,7 +424,32 @@ files from LOCATIONS with expected checksum HASH.  CODE is not currently in use.
              (mkdir "texlive-scripts")
              (with-directory-excursion "texlive-scripts"
                (apply (assoc-ref %standard-phases 'unpack)
-                      (list #:source (assoc-ref inputs "texlive-scripts"))))))
+                      (list #:source (assoc-ref inputs "texlive-scripts")))
+               ;; Configure the version string for some scripts.
+               ;; Normally this would be done by Subversion.
+               ;; See <https://issues.guix.gnu.org/43442#15>.
+               (for-each (lambda (file)
+                           (substitute* file
+                             (("\\$Id\\$")
+                              (format #f "$Id: ~a ~a ~a nobody $"
+                                      file
+                                      ,%texlive-revision
+                                      ,%texlive-date))
+                             (("\\$Revision\\$")
+                              (format #f "$Revision: ~a $"
+                                      ,%texlive-revision))
+                             (("\\$Date\\$")
+                              (format #f "$Date: ~a $"
+                                      ,%texlive-date))))
+                         '("fmtutil.pl"
+                           "mktexlsr"
+                           "mktexlsr.pl"
+                           "mktexmf"
+                           "mktexpk"
+                           "mktextfm"
+                           "tlmgr.pl"
+                           "tlmgrgui.pl"
+                           "updmap.pl")))))
          (add-after 'unpack-texlive-scripts 'patch-scripts
            (lambda _
              (let* ((scripts (append (find-files "texk/kpathsea" "^mktex")
@@ -784,7 +810,7 @@ out to date by @code{unicode-letters.tex}.")
                     "/tex/generic/hyphen/hypht1.tex"
                     "/tex/generic/hyphen/zerohyph.tex")
               (base32
-               "1sagn9aybs34m1s6m3zwya5g5kbiwfnw8ifcgxssygmzzs88dgjp")
+               "1nad1bqpjsywm49hlv7d75mqvgha3j5vayvkvfhv8wwzgdb3mk84")
               #:trivial? #t))
     (home-page "https://tug.org/texlive/")
     (synopsis "Core hyphenation support files")
@@ -804,7 +830,7 @@ default versions of those), etc.")
                          "fonts/cmap/dvipdfmx/"
                          "fonts/map/dvipdfmx/")
                    (base32
-                    "04x93w777l9qzdzglwanb14k8cmq74kjcsgyanvp3bsmnn5zfrgz")
+                    "08i81hciksh0sm9pw6lw8v8s2rj92p58wd5j2mq1mzqbp171wjmr")
                    #:trivial? #t)))
     (package
       (inherit template)
@@ -836,7 +862,7 @@ features as does pdfTeX.")
                     "/fonts/enc/dvips/base/"
                     "/tex/generic/dvips/")
               (base32
-               "0rns1hpjy4fmsskmkwx197j8qbgdmyj0j9214sq9vhpa6nv7czm3")
+               "1fb73mfw9mp4ylp6sfc0465rbdb7k830aq0qf3c085c3n0zyrin8")
               #:trivial? #t))
     (home-page "https://www.ctan.org/pkg/dvips")
     (synopsis "DVI to PostScript drivers")
@@ -1094,7 +1120,7 @@ cite bundle of the author's citation-related packages.")
                          "/fonts/map/dvips/cm/cmtext-bsr-interpolated.map"
                          "/doc/fonts/cm/")
                    (base32
-                    "1ky4gvcn8qn3d61bvb39512b8r92igv6il7vh02hw04223yj6q8i")
+                    "0mfslqs9saqkb3z3xdhsqnklxk858nmipgj1y93by2791jzkma1d")
                    #:trivial? #t)))
     (package
       (inherit template)
@@ -1698,7 +1724,7 @@ incorporates the e-TeX extensions.")
               "texlive-tex-plain"
               (list "/tex/plain/")
               (base32
-               "0gwygkm8i2jmpf7bfg6fb6824rl7fq4a2s0wni73v0fz6s4chr1n")
+               "1hafbphx1486069cky87hyksx6ia5gd83m4wp2xmgc09z87faf0h")
               #:trivial? #t))
     (home-page "https://www.ctan.org/pkg/plain")
     (synopsis "Plain TeX format and supporting files")
@@ -2904,7 +2930,7 @@ package.")
                          "/web2c/tcvn-t5.tcx"
                          "/web2c/viscii-t5.tcx")
                    (base32
-                    "00q2nny7lw7jxyln6ch4h0alygbrzk8yynliyc291m53kds1h0mr")
+                    "08nfk5hicqbvnz73rjbxi97lcakd9i1k2cy4qi2cwghan92650jq")
                    #:trivial? #t)))
     (package
       (inherit template)
@@ -2967,7 +2993,7 @@ default and narrow versions of multiple integrals.")
               "texlive-latexconfig"
               (list "/tex/latex/latexconfig/")
               (base32
-               "10ynmd8b9b9l1wl1mva23yz4zir53p6r5z31s39wmxz19pj12qvx")
+               "1x5fyr2185nx3qlyariykdz44hcy5azimrk9db2p707dg08bjhsd")
               #:trivial? #t))
     (home-page "https://www.tug.org/")
     (synopsis "Configuration files for LaTeX-related formats")
@@ -3121,7 +3147,7 @@ formats.")
                   "/tex/generic/config/luatexiniconfig.tex"
                   "/web2c/texmfcnf.lua")
             (base32
-             "0yjx7nw9mgfgnq1givkzbxh7z7ncw1liaddjgm7n2nwn0aw6xfdg")))))
+             "065j47i2785nbj2507pzxlscyrwr4ghv6nksc3a01rp62bq8kkjp")))))
       (propagated-inputs
        (list texlive-dehyph-exptl
              texlive-etex
@@ -4019,7 +4045,7 @@ of file names.")
                     "/fonts/enc/dvips/tetex/"
                     "/fonts/map/dvips/tetex/")
               (base32
-               "1si3as8mwi8837965djlw6jhwwzsp3r1hkflvdxv2avx9vb45hjb")
+               "05mf8yqdj2wrc1zm3al2j4aam2wx0ky6a7slxw17pkd1c7rmvjrq")
               #:trivial? #t))
     (home-page "https://www.ctan.org/pkg/tetex")
     (synopsis "Font maps originally from teTeX")
@@ -8689,7 +8715,7 @@ e-TeX.")
                     "/tex/generic/pdftex/glyphtounicode.tex"
                     "/tex/generic/pdftex/pdfcolor.tex")
               (base32
-               "1wx928rqsv0x1a8vc7aq49w3nglr4bmlhl822slqglymfxrmb91b")
+               "0w4ar5g7x4w8zw8z6hdwqxwcbglfzzq7pcznz8rawllwy6dssr8g")
               #:trivial? #t))
     ;; TODO: add this missing package:
     ;; dehyph
@@ -13548,7 +13574,7 @@ itself may be shipped out to the DVI file.")
                     "/fonts/misc/xetex/fontmapping/base/"
                     "/tex/xelatex/xetexconfig/")
               (base32
-               "1gmgagvsv2qknrjzjk840ca3wging8wfc20rgq7bnhphm9n87m6q")
+               "0j396anlhk5pqrnwxr8bpq55sp3qfyb6n9g08x4nmaa6p9b9y8ab")
               #:trivial? #t))
     (propagated-inputs
      (list texlive-atbegshi
diff --git a/gnu/packages/video.scm b/gnu/packages/video.scm
index 6f0a6e6ad9..66e6cb5408 100644
--- a/gnu/packages/video.scm
+++ b/gnu/packages/video.scm
@@ -3718,7 +3718,7 @@ Other features include a live preview and live streaming.")
               (file-name (string-append name "-" version "-checkout"))
               (sha256
                (base32
-                "18yfkr70lr1x1hc8snn2ldnbzdcc7b64xmkqrfk8w59gpg7sl1xn"))))
+                "1srzyjks9s0g4k7ms8vc0hjby2g6shndnr552hl63pn90sgmwxs9"))))
     (build-system gnu-build-system)
     (arguments
      ;; libsmpeg fails to build with -std=c++11, which is the default with
@@ -3754,7 +3754,7 @@ and MPEG system streams.")
               (file-name (string-append name "-" version "-checkout"))
               (sha256
                (base32
-                "0jfi085rf3fa5xsn0vd3nqf32my8ph9c6a9445y7a8lrlz4dms64"))))
+                "1jy9xqykhwfg8in0fxjcqcvwazii1ckzs39wp749b926q7ny5bwy"))))
     (inputs
      (list sdl))))
 
diff --git a/guix/build-system/texlive.scm b/guix/build-system/texlive.scm
index d970c1beb9..aefd573d11 100644
--- a/guix/build-system/texlive.scm
+++ b/guix/build-system/texlive.scm
@@ -34,7 +34,8 @@
             texlive-ref
             texlive-origin
             %texlive-tag
-            %texlive-revision))
+            %texlive-revision
+            %texlive-date))
 
 ;; Commentary:
 ;;
@@ -46,6 +47,7 @@
 ;; are taken from https://www.tug.org/svn/texlive/tags/
 (define %texlive-tag "texlive-2021.3")
 (define %texlive-revision 59745)
+(define %texlive-date "2021-06-28 21:59:21Z")
 
 (define (texlive-origin name version locations hash)
   "Return an <origin> object for a TeX Live package consisting of multiple
diff --git a/guix/build/svn.scm b/guix/build/svn.scm
index 2d960cb364..875d3c50ca 100644
--- a/guix/build/svn.scm
+++ b/guix/build/svn.scm
@@ -1,5 +1,5 @@
 ;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2014, 2020 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2014, 2020, 2023 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2014 Sree Harsha Totakura <sreeharsha@totakura.in>
 ;;; Copyright © 2018 Mark H Weaver <mhw@netris.org>
 ;;; Copyright © 2020 Simon Tournier <zimon.toutoune@gmail.com>
@@ -47,6 +47,13 @@ valid Subversion revision.  Return #t on success, #f otherwise."
            ;; verify the checksum later.  This can be removed when
            ;; ca-certificates package is added.
            "--trust-server-cert" "-r" (number->string revision)
+
+           ;; Disable keyword substitutions (keywords are CVS-like strings
+           ;; like "$Date$", "$Id$", and so on) for two reasons: (1) some
+           ;; expansions depend on the local time zone, and (2) SWH disables
+           ;; it in its archive for this very reason.
+           "--ignore-keywords"
+
            `(,@(if (and user-name password)
                    (list (string-append "--username=" user-name)
                          (string-append "--password=" password))