This container can be pulled via:
  docker pull registry.opensuse.org/devel/bci/tumbleweed/containerfile/opensuse/kubectl:1.33
  docker pull registry.opensuse.org/devel/bci/tumbleweed/containerfile/opensuse/kubectl:1.33.7
  docker pull registry.opensuse.org/devel/bci/tumbleweed/containerfile/opensuse/kubectl:1.33.7-73.8

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.