$ git clone -n https://src.fedoraproject.org/rpms/python-pluginlib.git /var/lib/mock/f45-build-32016-656/root/chroot_tmpdir/scmroot/python-pluginlib
Cloning into '/var/lib/mock/f45-build-32016-656/root/chroot_tmpdir/scmroot/python-pluginlib'...
$ git fetch origin dcd13d798772b1f26bb3ea1fadd0899f8bcc69da:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pluginlib
 * [new ref]         dcd13d798772b1f26bb3ea1fadd0899f8bcc69da -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dcd13d7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild