$ git clone -n https://src.fedoraproject.org/rpms/cutter-re.git /var/lib/mock/f40-build-806493-145129/root/chroot_tmpdir/scmroot/cutter-re
Cloning into '/var/lib/mock/f40-build-806493-145129/root/chroot_tmpdir/scmroot/cutter-re'...
$ git fetch origin bc146f7642e492f2819b0d5af6b9d6d2396b83fb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cutter-re
 * [new ref]         bc146f7642e492f2819b0d5af6b9d6d2396b83fb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bc146f7 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild