$ git clone -n https://github.com/xcp-ng-rpms/xo-lite.git /var/lib/mock/v8.3-incoming-9167-27982/root/chroot_tmpdir/scmroot/xo-lite
Cloning into '/var/lib/mock/v8.3-incoming-9167-27982/root/chroot_tmpdir/scmroot/xo-lite'...
$ git fetch origin be80e21162f5238347a18e84fa28cc76d3254744:KOJI_FETCH_HEAD
From https://github.com/xcp-ng-rpms/xo-lite
 * [new ref]         be80e21162f5238347a18e84fa28cc76d3254744 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at be80e21 Update to version 0.14.0