@Nullable
  public Url getParentCopyFromURL(@NotNull FilePath filePath) throws SvnBindException {
    Url result = null;
    FilePath parent = filePath;

    while (parent != null && !myCopyFromURLs.containsKey(parent)) {
      parent = parent.getParentPath();
    }

    if (parent != null) {
      Url copyFromUrl = myCopyFromURLs.get(parent);
      result = parent == filePath ? copyFromUrl : append(copyFromUrl, getRelativePath(parent.getPath(), filePath.getPath()));
    }

    return result;
  }
@Nullable
  public Url getParentCopyFromURL(@NotNull FilePath filePath)