let
  nixpkgs = {
    url = "https://github.com/NixOS/nixpkgs/";
    ref = "nixos-22.05";
    rev = "26eb67abc9a7370a51fcb86ece18eaf19ae9207f";
  };

in {
  inherit nixpkgs;
  nixos = nixpkgs // { suffix = "/nixos"; };
  "channels-nixos-stable" = nixpkgs;
  "channels-nixos-unstable" = {
    url = "https://github.com/NixOS/nixpkgs/";
    ref = "nixos-unstable";
    rev = "fdebb81f45a1ba2c4afca5fd9f526e1653ad0949";
  };
  "channels-nixos-unstable-small" = {
    url = "https://github.com/NixOS/nixpkgs/";
    ref = "nixos-unstable-small";
    rev = "83018dd5d795a7f0729c94c2d234986f2858c300";
  };
  "nixpkgs-master" = {
    url = "https://github.com/NixOS/nixpkgs/";
    ref = "master";
    rev = "06e2c42ae411d57087217096cacb409ade96ac74";
  };
  "home-manager-module" = {
    url = "https://github.com/nix-community/home-manager";
    ref = "release-22.05";
    rev = "b81e128fc053ab3159d7b464d9b7dedc9d6a6891";
  };
}