$ git clone -n https://src.fedoraproject.org/rpms/gprolog.git /var/lib/mock/f38-build-side-42-init-devel-1073220-29790/root/chroot_tmpdir/scmroot/gprolog
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1073220-29790/root/chroot_tmpdir/scmroot/gprolog'...
$ git fetch origin 1683ab16037f52e14ee84acffcc817e8ad4ce9b2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gprolog
 * [new ref]         1683ab16037f52e14ee84acffcc817e8ad4ce9b2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1683ab1 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild