$ git clone -n https://src.fedoraproject.org/rpms/mod_maxminddb.git /var/lib/mock/f41-build-854143-166804/root/chroot_tmpdir/scmroot/mod_maxminddb
Cloning into '/var/lib/mock/f41-build-854143-166804/root/chroot_tmpdir/scmroot/mod_maxminddb'...
$ git fetch origin 9022e0c54d3b0d0e22033241c8c2c1ceb32e266a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mod_maxminddb
 * [new ref]         9022e0c54d3b0d0e22033241c8c2c1ceb32e266a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9022e0c Adjust module default configuration