$ sudo apt-get update
$ sudo apt-get install golang-1.7-src 

golang-1.7-src is installed in your system.

Make ensure the golang-1.7-src package were installed using the commands given below,

$ sudo dpkg-query -l | grep golang-1.7-src *

You will get with golang-1.7-src package name, version, architecture and description in a table

golang-1.7-src package basic information: