This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/factory/riscv/totest/containers/opensuse/tumbleweed:20260131.1
  docker pull registry.opensuse.org/opensuse/factory/riscv/totest/containers/opensuse/tumbleweed:20260131.1.34.286
  docker pull registry.opensuse.org/opensuse/factory/riscv/totest/containers/opensuse/tumbleweed:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.