$ git clone -n https://src.fedoraproject.org/rpms/freetds.git /var/lib/mock/f41-build-856808-167776/root/chroot_tmpdir/scmroot/freetds
Cloning into '/var/lib/mock/f41-build-856808-167776/root/chroot_tmpdir/scmroot/freetds'...
$ git fetch origin 7eea6edf8a93433a8cd351e6d917af241e871a1d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/freetds
 * [new ref]         7eea6edf8a93433a8cd351e6d917af241e871a1d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7eea6ed Update to 1.4.23