This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/helm:3
  docker pull registry.opensuse.org/opensuse/helm:3.18
  docker pull registry.opensuse.org/opensuse/helm:3.18.3
  docker pull registry.opensuse.org/opensuse/helm:3.18.3-28.43
  docker pull registry.opensuse.org/opensuse/helm:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.