$ git clone -n https://src.fedoraproject.org/rpms/symmetrica.git /var/lib/mock/f40-build-2216298-52485/root/chroot_tmpdir/scmroot/symmetrica
Cloning into '/var/lib/mock/f40-build-2216298-52485/root/chroot_tmpdir/scmroot/symmetrica'...
$ git fetch origin 7fc007ca1be003b0b43923d821fbd79c9d876d98:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/symmetrica
 * [new ref]         7fc007ca1be003b0b43923d821fbd79c9d876d98 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7fc007c Fix C compatibility issue in symmetrica-attribute.patch