class Bundler::Source::Git

def serialize_gemspecs_in(destination)
  expanded_path = destination.expand_path(Bundler.root)
  Dir["#{expanded_path}/#{@glob}"].each do |spec_path|
    # Evaluate gemspecs and cache the result. Gemspecs
    # in git might require git or other dependencies.
    # The gemspecs we cache should already be evaluated.
    spec = Bundler.load_gemspec(spec_path)
    next unless spec
    File.open(spec_path, "wb") {|file| file.write(spec.to_ruby) }
  end
end