{ stdenv, fetchgit, pkgs, ...  }:

stdenv.mkDerivation rec {
  version = "2014-07-16";
  name = "phabricator-${version}";
  srcLibphutil = pkgs.fetchgit {
      url = git://github.com/facebook/libphutil.git;
      rev = "48a04395363d6c1dd9f66057bd11fd70d4665ba9";
      sha256 = "d570d2c1e68471c2eda35b8722d8083bcc13163fbd5c944529464f2c7b55a2e5";
  };
  srcArcanist = pkgs.fetchgit {
      url = git://github.com/facebook/arcanist.git;
      rev = "97501da16416fbfdc6e84bd60abcbf5ad9506225";
      sha256 = "9031c4ae228bdc986131e0c93c98fb73290bb0e297be1ec32f22ab09cdacafa3";
  };
  srcPhabricator = pkgs.fetchgit {
      url = git://github.com/phacility/phabricator.git;
      rev = "7ac5abb97934f7399b67762aa98f59f667711bf3";
      sha256 = "6a1d449597ae4432e40a3e6cdb14e3a5a8a40e019f3930493064c35911f2adcc";
  };

  buildCommand = ''
    mkdir -p $out
    cp -R ${srcLibphutil} $out/libphutil
    cp -R ${srcArcanist} $out/arcanist
    cp -R ${srcPhabricator} $out/phabricator
  '';
}