def commit_sources(message, new_tarball)
      from_directory do
        comments = "#{message}\n"
        if new_tarball
          comments << "\ntetra: sources-tarball"
          @git.disable_special_files("src")
        end
        @git.commit_directories(["src"], comments)
      end
    end
def commit_sources(message, new_tarball)
      from_directory do
        comments = "#{message}\n"
        if new_tarball
          comments << "\ntetra: sources-tarball"
          @git.disable_special_files("src")
        end
        @git.commit_directories(["src"], comments)
      end
    end
commits files in the src/ dir as a patch or tarball update