code: @NotNull
    public <T> T getObject(@NotNull final String hash, @NotNull final StreamHandler<T> handler) throws IOException {
      return doWork(auth -> {
        final ObjectRes links = doRequest(auth, new MetaGet(), AuthHelper.join(auth.getHref(), PATH_OBJECTS + "/" + hash));
        if (links == null) {
          throw new FileNotFoundException();
        }
        return getObject(new Meta(hash, -1), links, handler);
      }, Operation.Download);
    }
docs: Download object by hash.
  
  @param hash    Object hash.
  @param handler Stream handler.
  @return Stream handler result.
  @throws FileNotFoundException File not found exception if object don't exists on LFS server.
  @throws IOException           On some errors.