$ git clone -n https://src.fedoraproject.org/rpms/python-sqlalchemy-collectd.git /var/lib/mock/f45-build-33152-667/root/chroot_tmpdir/scmroot/python-sqlalchemy-collectd
Cloning into '/var/lib/mock/f45-build-33152-667/root/chroot_tmpdir/scmroot/python-sqlalchemy-collectd'...
$ git fetch origin c7aec2a565648b48e5399484f9be7c871c46c6d3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-sqlalchemy-collectd
 * [new ref]         c7aec2a565648b48e5399484f9be7c871c46c6d3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c7aec2a Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild