message: guix: use same commit for codesigning time-machine
  The time machines should be updated in lockstep.
  Github-Pull:
  Rebased-From:
diff: @@ -227,7 +227,7 @@ SOURCE_DATE_EPOCH="${SOURCE_DATE_EPOCH:-$(git -c log.showSignature=false log --f
  time-machine() {
  # shellcheck disable=SC2086
  guix time-machine --url=https://git.savannah.gnu.org/git/guix.git \
  - --commit=aa34d4d28dfe25ba47d5800d05000fb7221788c0 \
  + --commit=ae03f401381e956c4c41b4cf495cbde964fa43d0 \
  --cores="$JOBS" \
  --keep-failed \
  --fallback \
  