$ git clone -n https://github.com/xcp-ng-rpms/vendor-update-keys.git /var/lib/mock/v8.1-base-1833-1257/root/chroot_tmpdir/scmroot/vendor-update-keys
Cloning into '/var/lib/mock/v8.1-base-1833-1257/root/chroot_tmpdir/scmroot/vendor-update-keys'...
$ git reset --hard ca995c19a249414f40d690fa59776a0cce81db53
HEAD is now at ca995c1 Update for XCP-ng 8.1