Reproducible way to cause NAR hash mismatches

Hi, GitHub - dkuettel/hashes-main · GitHub is a way to reproduce a failure case I have often run into when a flake has as input another flake that itself has a submodule. Following the steps in the readme gives me a NAR hash mismatch everytime. Can people confirm that this is happening, or do you maybe spot something stupid I’m doing? I’m using latest unstable nixos, but this reproducer has been working (ie, failing) for me since january 2027. Where is the best place to report this if some ca...