$ git clone -n https://github.com/xcp-ng-rpms/qlogic-qla2xxx-alt.git /var/lib/mock/v8.3-incoming-9839-28557/root/chroot_tmpdir/scmroot/qlogic-qla2xxx-alt
Cloning into '/var/lib/mock/v8.3-incoming-9839-28557/root/chroot_tmpdir/scmroot/qlogic-qla2xxx-alt'...
$ git fetch origin 5f4f028bf50c7b73452b70a9425fc6d095b6f9c2:KOJI_FETCH_HEAD
From https://github.com/xcp-ng-rpms/qlogic-qla2xxx-alt
 * [new ref]         5f4f028bf50c7b73452b70a9425fc6d095b6f9c2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5f4f028 Merge pull request #4 from xcp-ng-rpms/8.3-update_sources_to_v10.02.14.01-k