class Bundler::Plugin::Installer

def install_git(names, version, options)
  source_list = SourceList.new
  source = source_list.add_git_source({ "uri" => options[:git],
                                        "branch" => options[:branch],
                                        "ref" => options[:ref] })
  install_all_sources(names, version, source_list, source)
end