If you using systemd, run the command below:
sudo systemctl stop gitopiad
sudo rm -f /usr/bin/gitopiad
cd $HOME
rm -rf gitopia
git clone https://github.com/gitopia/gitopia.git
cd gitopia
git checkout v2.0.0
make install
sudo mv $HOME/go/bin/gitopiad /usr/bin/
sudo systemctl start gitopiad