{
  "netbirdio/homebrew-tap" = builtins.fetchGit {
      url = "https://github.com/netbirdio/homebrew-tap";
      rev = "98a5d193c8d2c03b639aad03159004c64496c3e7";
  };
  
  "FelixKratz/homebrew-formulae" = builtins.fetchGit {
      url = "https://github.com/FelixKratz/homebrew-formulae";
      rev = "70b2071488b61c14f773ce9e1bf6626ee851981a";
  };
  
  "emqx/homebrew-mqttx" = builtins.fetchGit {
      url = "https://github.com/emqx/homebrew-mqttx";
      rev = "9889d741ba44940340d12dcad31fe867f62e7ea8";
  };
}