Comment # 10 on bug 1191480 from Frank Kr���ger

(In reply to Michal Suchanek from comment #7)
> It will be enrolled only after reboot.
> 
> Thanks for verification.
> 
> There is a problem with enrolling certificates ATM which should be resolved
> in some weeks.
> 
> The released tumbleweed kernels should not be affected but the situation is
> different for the development snapshots.

JFYI: "sudo mokutil --import /etc/uefi/certs/6A4E915C.crt --ignore-keyring"
works also for me after a reboot. Apart from this workaround, which kind of
solution is in sight?