$ git clone -n https://src.fedoraproject.org/rpms/liboggz.git /var/lib/mock/f41-build-1266707-23069/root/chroot_tmpdir/scmroot/liboggz
Cloning into '/var/lib/mock/f41-build-1266707-23069/root/chroot_tmpdir/scmroot/liboggz'...
$ git fetch origin 1c4fe364c6897a805c9dfe2162efe4246fe3db28:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/liboggz
 * [new ref]         1c4fe364c6897a805c9dfe2162efe4246fe3db28 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1c4fe36 Eliminate use of obsolete %patchN syntax (#2283636)