$ git clone -n https://github.com/xcp-ng-rpms/intel-ice.git /var/lib/mock/v8.3-incoming-9398-28145/root/chroot_tmpdir/scmroot/intel-ice
Cloning into '/var/lib/mock/v8.3-incoming-9398-28145/root/chroot_tmpdir/scmroot/intel-ice'...
$ git fetch origin b25879bef507bd1744e04ccb3ec660c037fd5649:KOJI_FETCH_HEAD
From https://github.com/xcp-ng-rpms/intel-ice
 * [new ref]         b25879bef507bd1744e04ccb3ec660c037fd5649 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b25879b Merge branch 'XS-8.3' into 8.3-import_intel-ice-1.17.2-1.xs8.src.rpm