def pipeline_abort
        response_buffer.clear
        @connection_manager.abort_request!
        return true unless connected?

        # Closes the connection, which ensures that our connection
        # is in a clean state for future requests
        @connection_manager.error_on_request!('External timeout')
      rescue NetworkError
        true
      end
Abort current pipelined get. Generally used to signal an external
timeout during pipelined get.  The underlying socket is
disconnected, and the exception is swallowed.

Returns nothing.