# File lib/gem2rpm.rb, line 28
    def self.find_download_url(name, version)
      dep = Gem::Dependency.new(name, "=#{version}")
      fetcher = Gem::SpecFetcher.fetcher
      dummy, download_path = fetcher.find_matching(dep, false, false).first
      download_path += "gems/" if download_path.to_s != ""
      return download_path
    end