This container can be pulled via:
  docker pull registry.opensuse.org/home/kukuk/15.4/container/opensuse/nginx:1.19.8
  docker pull registry.opensuse.org/home/kukuk/15.4/container/opensuse/nginx:1.19.8-150400.38.26
  docker pull registry.opensuse.org/home/kukuk/15.4/container/opensuse/nginx:latest