Golang http get without following redirection

Golang-http-no-redirect.go

package main

import (
	"fmt"
	"io/ioutil"
	"log"
	"net/http"
)

func main() {
	req, err := http.NewRequest("GET", "http://google.com/", nil)
	if err != nil {
		log.Fatalf("error new request: %v", err)
	}
	res, err := http.DefaultTransport.RoundTrip(req)
	if err != nil {
		log.Fatalf("error default transport: %v", err)
	}
	defer res.Body.Close()
	contents, err := ioutil.ReadAll(res.Body)
	if err != nil {
		log.Fatalf("error reading content: %v", err)
	}
	fmt.Printf("contents: %s\nurl: %s\nstatus: %s\n", string(contents), res.Request.URL.String(), res.Status)
}