nixpkgs/pkgs/development/tools/gox/deps.json

[
    {
        "goPackagePath": "github.com/mitchellh/iochan",
        "fetch": {
            "type": "git",
            "url": "https://github.com/mitchellh/iochan",
            "rev": "b584a329b193e206025682ae6c10cdbe03b0cd77",
            "sha256": "1fcwdhfci41ibpng2j4c1bqfng578cwzb3c00yw1lnbwwhaq9r6b"
        }
    }
]