{
    "haskellNix": {
        "branch": "master",
        "description": "Alternative Haskell Infrastructure for Nixpkgs",
        "homepage": "https://input-output-hk.github.io/haskell.nix",
        "owner": "input-output-hk",
        "repo": "haskell.nix",
        "rev": "d20fc9dc2245a5f5d1d3dc898bf41e6f58b7486d",
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        "type": "tarball",
        "url": "https://github.com/input-output-hk/haskell.nix/archive/d20fc9dc2245a5f5d1d3dc898bf41e6f58b7486d.tar.gz",
        "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
    },
    "nixpkgs": {
        "branch": "release-21.05",
        "description": "Nix Packages collection",
        "homepage": "",
        "owner": "NixOS",
        "repo": "nixpkgs",
        "rev": "5f244caea76105b63d826911b2a1563d33ff1cdc",
        "sha256": "1xlgynfw9svy7nvh9nkxsxdzncv9hg99gbvbwv3gmrhmzc3sar75",
        "type": "tarball",
        "url": "https://github.com/NixOS/nixpkgs/archive/5f244caea76105b63d826911b2a1563d33ff1cdc.tar.gz",
        "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
    }
}