$ git clone -n https://src.fedoraproject.org/rpms/iptstate.git /var/lib/mock/f42-build-side-1-3588713-46949/root/chroot_tmpdir/scmroot/iptstate
Cloning into '/var/lib/mock/f42-build-side-1-3588713-46949/root/chroot_tmpdir/scmroot/iptstate'...
$ git fetch origin 73abc9d66e61133f964b4ddc27094a320b8cb453:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/iptstate
 * [new ref]         73abc9d66e61133f964b4ddc27094a320b8cb453 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 73abc9d iptstate-2.2.7-8