https://github.com/moby/moby.git -e VALIDATE_BRANCH=22.06 alpine sh -c apk add --no-cache -q bash git openssh-client && git config --system --add safe.directory /workspace && cd /workspace && hack/validate/dco Congratulations! All commits are properly signed with the DCO!+ docker run --rm -v /home/ubuntu/workspace/moby_PR-44549:/workspace -e VALIDATE_REPO=