$ git clone -n https://src.fedoraproject.org/rpms/php-maxminddb.git /var/lib/mock/f45-build-27991-627/root/chroot_tmpdir/scmroot/php-maxminddb
Cloning into '/var/lib/mock/f45-build-27991-627/root/chroot_tmpdir/scmroot/php-maxminddb'...
$ git fetch origin 84c357411786091abc58f397e1b8827f0e235585:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-maxminddb
 * [new ref]         84c357411786091abc58f397e1b8827f0e235585 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 84c3574 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild