This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/helm:4
  docker pull registry.opensuse.org/opensuse/helm:4.0
  docker pull registry.opensuse.org/opensuse/helm:4.0.4
  docker pull registry.opensuse.org/opensuse/helm:4.0.4-35.28
  docker pull registry.opensuse.org/opensuse/helm:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.