poetry2nix/nix/sources.json

{
    "nixpkgs": {
        "branch": "master",
        "description": "A read-only mirror of NixOS/nixpkgs tracking the released channels. Send issues and PRs to",
        "homepage": "https://github.com/NixOS/nixpkgs",
        "owner": "NixOS",
        "repo": "nixpkgs",
        "rev": "49ca35cf163026c3cf91ee1d1e363476f6b5aa7f",
        "sha256": "03jnpxi5cili8q6fz91kww437vg8hygc8763jc33apmxhvf7gk3m",
        "type": "tarball",
        "url": "https://github.com/NixOS/nixpkgs/archive/49ca35cf163026c3cf91ee1d1e363476f6b5aa7f.tar.gz",
        "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
    }
}