$ git clone -n https://src.fedoraproject.org/rpms/compface.git /var/lib/mock/f41-build-837340-159030/root/chroot_tmpdir/scmroot/compface
Cloning into '/var/lib/mock/f41-build-837340-159030/root/chroot_tmpdir/scmroot/compface'...
$ git fetch origin b1176b6e8f4015b80e051abb2cababc4dce7c752:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/compface
 * [new ref]         b1176b6e8f4015b80e051abb2cababc4dce7c752 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b1176b6 migrated to SPDX license based on license review ticket #555