def _consume_peer_cid(self) -> None:
        """
        Update the destination connection ID by taking the next
        available connection ID provided by the peer.
        """

        self._peer_cid = self._peer_cid_available.pop(0)
        self._logger.debug(
            "Switching to CID %s (%d)",
            dump_cid(self._peer_cid.cid),
            self._peer_cid.sequence_number,
        )

        Update the destination connection ID by taking the next
        available connection ID provided by the peer.
        
src/aioquic/quic/connection.py