$ git clone -n https://src.fedoraproject.org/rpms/mokutil.git /var/lib/mock/f38-build-side-42-init-devel-637133-26383/root/chroot_tmpdir/scmroot/mokutil
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-637133-26383/root/chroot_tmpdir/scmroot/mokutil'...
$ git fetch origin 258dbdc663a2ec8345140a1365fda026a3071dd2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mokutil
 * [new ref]         258dbdc663a2ec8345140a1365fda026a3071dd2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 258dbdc Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild