Reproduce

Exactly

nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    flake clone git+ssh://git@github.com/sellout/keep-a-changelog --dest /tmp/repo
cd /tmp/repo
git fetch origin 21a9c99192f42435392182a9e49861016043fb9a
git checkout 21a9c99192f42435392182a9e49861016043fb9a
nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    eval --json --file ./nix-ci.nix

Locally

Must be run from repository root directory at commit 21a9c991

nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    eval --json --file ./nix-ci.nix

Feedback Loop

Must be run from repository root directory at commit 21a9c991

nix run github:NorfairKing/feedback -- -- nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    eval --json --file ./nix-ci.nix

Limitations