I just upgraded to Git 1.8.0.1 for Windows, from my previous version 1.7.9.mysysgit.0. I downloaded the new version from the Git site and installed through the normal Git in
If you have already installed git , you can update the git with the command git update-git-for-windows
git update-git-for-windows
to know the current version use git --version
git --version
you can run this commands in cmd prompt
cmd prompt