$ git clone -n https://src.fedoraproject.org/rpms/python-super-collections.git /var/lib/mock/f45-build-33223-667/root/chroot_tmpdir/scmroot/python-super-collections
Cloning into '/var/lib/mock/f45-build-33223-667/root/chroot_tmpdir/scmroot/python-super-collections'...
$ git fetch origin 637ef4a18ba4b9bf3335fa69a53e3f7d2051e98c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-super-collections
 * [new ref]         637ef4a18ba4b9bf3335fa69a53e3f7d2051e98c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 637ef4a Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild