$ git clone -n https://src.fedoraproject.org/rpms/antiword.git /var/lib/mock/f41-build-1120171-20264/root/chroot_tmpdir/scmroot/antiword
Cloning into '/var/lib/mock/f41-build-1120171-20264/root/chroot_tmpdir/scmroot/antiword'...
$ git fetch origin dfd32ae64acbdebff7391933af31230d55c7af3a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/antiword
 * [new ref]         dfd32ae64acbdebff7391933af31230d55c7af3a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dfd32ae Eliminate use of obsolete %patchN syntax (#2283636)