$ git clone -n https://github.com/xcp-ng-rpms/xcp-ng-secureboot-certs.git /var/lib/mock/v8.1-base-1984-1366/root/chroot_tmpdir/scmroot/xcp-ng-secureboot-certs
Cloning into '/var/lib/mock/v8.1-base-1984-1366/root/chroot_tmpdir/scmroot/xcp-ng-secureboot-certs'...
$ git reset --hard affd770972214dafef2c954f1dd33577cc357667
HEAD is now at affd770 Create spec file