$ git clone -n https://src.fedoraproject.org/rpms/python-qcengine.git /var/lib/mock/f40-build-2231914-53314/root/chroot_tmpdir/scmroot/python-qcengine
Cloning into '/var/lib/mock/f40-build-2231914-53314/root/chroot_tmpdir/scmroot/python-qcengine'...
$ git fetch origin cf170179e73df5ae885bc304ac136a0c213d0eb7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-qcengine
 * [new ref]         cf170179e73df5ae885bc304ac136a0c213d0eb7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cf17017 [packit] 0.29.0 upstream release