$ git clone -n https://github.com/xcp-ng-rpms/sfc-module-alt.git /var/lib/mock/v8.3-incoming-11349-29662/root/chroot_tmpdir/scmroot/sfc-module-alt
Cloning into '/var/lib/mock/v8.3-incoming-11349-29662/root/chroot_tmpdir/scmroot/sfc-module-alt'...
$ git fetch origin 06a94d22797d36f7c0ae1c8ef68b8785b2416586:KOJI_FETCH_HEAD
From https://github.com/xcp-ng-rpms/sfc-module-alt
 * [new ref]         06a94d22797d36f7c0ae1c8ef68b8785b2416586 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 06a94d2 Merge pull request #1 from xcp-ng-rpms/dnt/5.3.18.1012