building '/nix/store/wn9d3v9n7c8z69mw173vffrbbfig9637-gh-pages-env.drv'...
Running phase: initPhase
@nix { "action": "setPhase", "phase": "initPhase" }
Running phase: effectPhase
@nix { "action": "setPhase", "phase": "effectPhase" }
To https://github.com/numtide/llm-agents.nix.git
 ! [remote rejected]     gh-pages -> gh-pages (cannot lock ref 'refs/heads/gh-pages': is at bab348d5bb53a84b45e17c641905beb2bfd16089 but expected 0ccc88c6dc24c77d4d60ac76bf5ba9f220f0b6fe)
error: failed to push some refs to 'https://github.com/numtide/llm-agents.nix.git'
error: nix failed with exit code 1