setup-dotfiles.sh

git clone --bare https://github.com/linj121/dotfiles.git $HOME/.cfg
function config {
   /usr/bin/git --git-dir=$HOME/.cfg/ --work-tree=$HOME $@
}
mkdir -p .config-backup
config checkout
if [ $? = 0 ]; then
  echo "Checked out config.";
  else
    echo "Backing up pre-existing dot files.";
    config checkout 2>&1 | egrep "\s+\." | awk {'print $1'} | xargs -I{} mv {} .config-backup/{}
fi;
config checkout
config config status.showUntrackedFiles no

To execute the script on any machine with access to the public network:

curl -L https://gist.githubusercontent.com/linj121/61bfa997391cefbc2a0b08d335fc2c8c/raw | /bin/bash