{
    "nixpkgs": {
        "branch": "nixos-21.05",
        "description": "Nix packages collection",
        "homepage": "https://github.com/NixOS/nixpkgs",
        "owner": "NixOS",
        "repo": "nixpkgs",
        "rev": "e85f0175e3effe9ba191d66c09e8f1b7d6362d5e",
        "sha256": "1qr2hmymbzwj8jrz6smcgc04scgwp2v5070x22k4fvh261g1n4zw",
        "type": "tarball",
        "url": "https://github.com/NixOS/nixpkgs/archive/e85f0175e3effe9ba191d66c09e8f1b7d6362d5e.tar.gz",
        "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
    }
}