def METHOD_NAME(self) -> DropboxContentHasher:
    self._reuse_guard()
    c = DropboxContentHasher.__new__(DropboxContentHasher)
    c._overall_hasher = self._overall_hasher.METHOD_NAME()
    c._block_hasher = self._block_hasher.METHOD_NAME()
    c._block_pos = self._block_pos
    return c