$ git clone -n https://src.fedoraproject.org/rpms/mate-user-admin.git /var/lib/mock/f45-build-18092-508/root/chroot_tmpdir/scmroot/mate-user-admin
Cloning into '/var/lib/mock/f45-build-18092-508/root/chroot_tmpdir/scmroot/mate-user-admin'...
$ git fetch origin ac7911b3ee3fa8628b2691566110664c3edd4ac9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mate-user-admin
 * [new ref]         ac7911b3ee3fa8628b2691566110664c3edd4ac9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ac7911b Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild