$ git clone -n https://src.fedoraproject.org/rpms/gputils.git /var/lib/mock/f41-build-1028386-18355/root/chroot_tmpdir/scmroot/gputils
Cloning into '/var/lib/mock/f41-build-1028386-18355/root/chroot_tmpdir/scmroot/gputils'...
$ git fetch origin ab29f53b33778c46421a622d9919ba4b55e10453:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gputils
 * [new ref]         ab29f53b33778c46421a622d9919ba4b55e10453 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ab29f53 Eliminate use of obsolete %patchN syntax (#2283636)