Cloning this repository:

git clone git://gitorious.org/~ktvichan/irrlichtandroid/ktvichans-irrlichtandroid.git ktvichans-irrlichtandroid
cd ktvichans-irrlichtandroid

Add this repository as a remote to an existing local repository:

git remote add ktvichans-irrlichtandroid git://gitorious.org/~ktvichan/irrlichtandroid/ktvichans-irrlichtandroid.git
git fetch ktvichans-irrlichtandroid
git checkout -b my-local-tracking-branch ktvichans-irrlichtandroid/master_or_other_branch