public static @NotNull Collection<Change> loadTotalDiff(@NotNull Repository repository, @NotNull String branchName) throws VcsException {
    // return git diff between current working directory and branchName: working dir should be displayed as a 'left' one (base)
    return GitChangeUtils.getDiffWithWorkingDir(repository.getProject(), repository.getRoot(), branchName, null, true);
  }
public static @NotNull Collection<Change> loadTotalDiff(@NotNull Repository repository, @NotNull String branchName)