cd
git clone https://github.com/hirotake/vimfiles.git
rake -f vimfiles/Rakefile init
Instead of using rake command, you just need to create symbolic links as .vim, .vimrc, and .gvimrc against vimfiles, vimfiles/vimrc, and vimfiles/gvimrc, respectively.
cd
git clone https://github.com/hirotake/vimfiles.git
cd vimfiles
git submodule init
git submodule update
cd
ln -sf vimfiles .vim
ln -sf vimfiles/vimrc .vimrc
ln -sf vimfiles/gvimrc .gvimrc
vim -c NeoBundleInstall