Reproduce

Exactly

nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    --log-format raw-with-logs \
    build --no-link 'git+ssh://git@github.com/sellout/ghc-compat?ref=renovate%2Flock-file-maintenance&rev=a9fc64347d7789bbeb34bbb3b025a95694f5156b#packages.x86_64-linux.ghc967_all' \
    --print-build-logs

Locally

Must be run from repository root directory at commit a9fc6434

nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    --log-format raw-with-logs \
    build --no-link .#packages.x86_64-linux.ghc967_all \
    --print-build-logs

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 \
    --log-format raw-with-logs \
    build --no-link .#packages.x86_64-linux.ghc967_all \
    --print-build-logs

Limitations