$ git clone -n https://src.fedoraproject.org/rpms/python-pylibravatar.git /var/lib/mock/f45-build-32296-658/root/chroot_tmpdir/scmroot/python-pylibravatar
Cloning into '/var/lib/mock/f45-build-32296-658/root/chroot_tmpdir/scmroot/python-pylibravatar'...
$ git fetch origin f9cdbafef84052e736d94407f84d9dd9271ee747:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pylibravatar
 * [new ref]         f9cdbafef84052e736d94407f84d9dd9271ee747 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f9cdbaf Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild