{
  channelsNixosStable = {
    ref = "nixos-19.09";
    rev = "a0fedb11078bb52dded54e341a9e9bc0699bd2b1";
  };
  channelsNixosUnstable = {
    ref = "nixos-unstable";
    rev = "d1ba7dae91d691d1f14a9aa361138acef1f2ac7f";
  };
  nixpkgsMaster = {
    url = "https://github.com/NixOS/nixpkgs/";
    ref = "master";
    rev = "ace14c5b388ae63b8d38f7f67be1562cf1ad92aa";
  };
  homeManagerModule = {
    url = "https://github.com/rycee/home-manager";
    ref = "release-19.09";
    rev = "f5c9303cedd67a57121f0cbe69b585fb74ba82d9";
  };
}