Reproduce

Exactly

nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    flake clone git+ssh://git@github.com/sellout/ghc-compat --dest /tmp/repo
cd /tmp/repo
git fetch origin a9fc64347d7789bbeb34bbb3b025a95694f5156b
git checkout a9fc64347d7789bbeb34bbb3b025a95694f5156b
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 a9fc6434

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 a9fc6434

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

Limitations