Install
sudo git clone https://github.com/peledies/git-up.git /opt/git-up
Create Symbolic Link to git-up
ln -s /opt/git-up/git-up /usr/local/bin/git-up
Updating
cd /opt/git-up && sudo git pull && cd -
sudo git clone https://github.com/peledies/git-up.git /opt/git-up
ln -s /opt/git-up/git-up /usr/local/bin/git-up
cd /opt/git-up && sudo git pull && cd -