git clone git@github.com:YOUR-USERNAME/YOUR-FORKED-REPO.git
cd into/cloned/fork-repo
git remote add upstream git://github.com/ORIGINAL-DEV-USERNAME/REPO-YOU-FORKED-FROM.git
git fetch upstream
| /* | |
| * jPOS Project [http://jpos.org] | |
| * Copyright (C) 2000-2022 jPOS Software SRL | |
| * | |
| * This program is free software: you can redistribute it and/or modify | |
| * it under the terms of the GNU Affero General Public License as | |
| * published by the Free Software Foundation, either version 3 of the | |
| * License, or (at your option) any later version. | |
| * | |
| * This program is distributed in the hope that it will be useful, |