$ git clone -n https://src.fedoraproject.org/rpms/gap-pkg-images.git /var/lib/mock/f38-build-side-42-init-devel-623197-26359/root/chroot_tmpdir/scmroot/gap-pkg-images
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-623197-26359/root/chroot_tmpdir/scmroot/gap-pkg-images'...
$ git fetch origin 11e720a376ea5fa9d40501d6429651e93134c76f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gap-pkg-images
 * [new ref]         11e720a376ea5fa9d40501d6429651e93134c76f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 11e720a Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild