attempt: Int = this.attempt,
    tunnelRequest: Request? = this.tunnelRequest,
    connectionSpecIndex: Int = this.connectionSpecIndex,
    isTlsFallback: Boolean = this.isTlsFallback,
  ): ConnectPlan {
    return ConnectPlan(
      taskRunner = taskRunner,
      connectionPool = connectionPool,
      readTimeoutMillis = readTimeoutMillis,
      writeTimeoutMillis = writeTimeoutMillis,