$ git clone -n https://github.com/xcp-ng-rpms/vendor-update-keys /var/lib/mock/dev-testing-133-65/root/chroot_tmpdir/scmroot/vendor-update-keys
Cloning into '/var/lib/mock/dev-testing-133-65/root/chroot_tmpdir/scmroot/vendor-update-keys'...
$ git reset --hard master
HEAD is now at 3f67746 Initial package for XCP-ng