For a request to the given HOST:PORT pair, connect to CONNECT-TO-HOST:CONNECT-TO-PORT instead. This option is suitable to direct requests at a spe-
cific server, e.g. at a specific cluster node in a cluster of servers. This option is only used to establish the network connection. It does NOT
affect the hostname/port that is used for TLS/SSL (e.g. SNI, certificate verification) or for the application protocols. "host" and "port" may be the
empty string, meaning "any host/port". "connect-to-host" and "connect-to-port" may also be the empty string, meaning "use the request's original
This option can be used many times to add many connect rules.
See also --resolve and -H, --header. Added in 7.49.0.