$ git clone -n https://github.com/xcp-ng-rpms/intel-ixgbe /var/lib/mock/v8.3-incoming-10462-29030/root/chroot_tmpdir/scmroot/intel-ixgbe
Cloning into '/var/lib/mock/v8.3-incoming-10462-29030/root/chroot_tmpdir/scmroot/intel-ixgbe'...
$ git fetch origin 820b7ae3351c9c36d64f7907d98aeb54933b7b53:KOJI_FETCH_HEAD
From https://github.com/xcp-ng-rpms/intel-ixgbe
 * [new ref]         820b7ae3351c9c36d64f7907d98aeb54933b7b53 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 820b7ae Merge pull request #2 from xcp-ng-rpms/ixgbe-XCPNG-2826