{
  channelsNixosStable = {
    ref = "nixos-20.03";
    rev = "70717a337f7ae4e486ba71a500367cad697e5f09";
  };
  channelsNixosUnstable = {
    ref = "nixos-unstable";
    rev = "029a5de08390bb03c3f44230b064fd1850c6658a";
  };
  nixpkgsMaster = {
    url = "https://github.com/NixOS/nixpkgs/";
    ref = "master";
    rev = "7a4ee350b007bcb4c689123ad21a8468f91a19b9";
  };
  homeManagerModule = {
    url = "https://github.com/rycee/home-manager";
    ref = "release-20.03";
    rev = "96fcf3b017d813fac300ecb821b6db6b7b5d0c40";
  };
}