This container can be pulled via:
  docker pull registry.opensuse.org/devel/bci/tumbleweed/containerfile/opensuse/mariadb:11.6
  docker pull registry.opensuse.org/devel/bci/tumbleweed/containerfile/opensuse/mariadb:11.6.1
  docker pull registry.opensuse.org/devel/bci/tumbleweed/containerfile/opensuse/mariadb:11.6.1-189.9
  docker pull registry.opensuse.org/devel/bci/tumbleweed/containerfile/opensuse/mariadb:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.