This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/kubic/kube-proxy:v1.27.15
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/kubic/kube-proxy:v1.27.15-2.41

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.