Reproduce

Exactly

nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    --log-format raw-with-logs \
    build --no-link --print-out-paths 'git+ssh://git@github.com/sellout/ghc-compat?ref=renovate%2Fubuntu-26.x&rev=7987e20a00f3d2b7a0c34f9eceb06c62fea7397b&shallow=1#devShells.x86_64-linux.ghc948' \
    --print-build-logs

Locally

Must be run from repository root directory at commit 7987e20a

nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    --log-format raw-with-logs \
    build --no-link --print-out-paths .#devShells.x86_64-linux.ghc948 \
    --print-build-logs

Feedback Loop

Must be run from repository root directory at commit 7987e20a

nix run github:NorfairKing/feedback -- -- nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    --log-format raw-with-logs \
    build --no-link --print-out-paths .#devShells.x86_64-linux.ghc948 \
    --print-build-logs

Limitations

• No automatic upload to NixCI cache the NixCI cache
• No automatic substitution from NixCI cache the NixCI cache (may rebuild dependencies)