$ git clone -n https://src.fedoraproject.org/rpms/kf5-ktnef.git /var/lib/mock/f40-build-2005877-45120/root/chroot_tmpdir/scmroot/kf5-ktnef
Cloning into '/var/lib/mock/f40-build-2005877-45120/root/chroot_tmpdir/scmroot/kf5-ktnef'...
$ git fetch origin d529cc869445c3aacaea0a1b6d42840fdef957f0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-ktnef
 * [new ref]         d529cc869445c3aacaea0a1b6d42840fdef957f0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d529cc8 Updated spec with SPDX Licenses