u := f.getURLFromRequest(outReq)

	outReq.URL.Path = u.Path
	outReq.URL.RawPath = u.RawPath
	outReq.URL.RawQuery = u.RawQuery
	outReq.RequestURI = "" // Outgoing request should not have RequestURI

	// Do not pass client Host header unless requested.
	if !f.PassHost {
		outReq.Host = target.Host
	}

	// TODO: only supports HTTP 1.1 for now.
	outReq.Proto = "HTTP/1.1"
	outReq.ProtoMajor = 1
	outReq.ProtoMinor = 1