It can some times be hard to find a solution that work to installing the latest version of Go on your Ubuntu system. The difficulty is you may want the latest version of Go and this may not be available as a package for you Linux distro, to get around this you can install using the following method. You will need to visit the following page (https://code.google.com/p/go/wiki/Downloads?tm=2) to figure the latest versionof Go that you want to install, then follow these steps,
tar -zxvf go1.2.2.linux-amd64.tar.gz
mv go /usr/local
You may want to think about adding PATH to .bashrc
Have lots of GO fun………….