1warning: could not read HEAD ref from repo at '/var/lib/nixbot/worktrees/effect-594', using 'master'2warning: could not read HEAD ref from repo at '/var/lib/nixbot/worktrees/effect-594', using 'master'3copying path '/nix/store/3vavalljj18drsycygl361zqz4rryygd-jq-1.8.1-dev' from 'https://cache.nixos.org'...4building '/nix/store/r9nn6r8hacw9w0wbf5l9qfijpkzhkyc2-effect-update-readme-env.drv'...5Cloning into 'repo'...6Switched to a new branch 'update/readme'7branch 'update/readme' set up to track 'origin/main'.8No changes to /build/repo/README.md9README package docs already up to date