$ git clone -n https://github.com/xcp-ng-rpms/vendor-drivers.git /var/lib/mock/v8.3-staging-4554-4848/root/chroot_tmpdir/scmroot/vendor-drivers
Cloning into '/var/lib/mock/v8.3-staging-4554-4848/root/chroot_tmpdir/scmroot/vendor-drivers'...
$ git reset --hard e380ed0519f56e2f8941a1e8cc427819e12e52e6
HEAD is now at e380ed0 Merge branch 'XS-8.3'