$ git clone -n https://src.fedoraproject.org/rpms/compface.git /var/lib/mock/f41-build-830535-14807/root/chroot_tmpdir/scmroot/compface
Cloning into '/var/lib/mock/f41-build-830535-14807/root/chroot_tmpdir/scmroot/compface'...
$ git fetch origin 6a60980f8377fd74d7cd4e0339fd09f4e7a31c6e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/compface
 * [new ref]         6a60980f8377fd74d7cd4e0339fd09f4e7a31c6e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6a60980 Eliminate use of obsolete %patchN syntax (#2283636)