First you will need to clone all openSCADA git repositories and check out the required projects:
org.openscada.builder.git
org.openscada.external.git
org.openscada.aurora.git
org.openscada.oxygen.git
org.openscada.utgard.git
org.openscada.atlantis.git
org.openscada.orilla.git
org.openscada.othala.git
org.openscada.dakara.git
org.openscada.tauri.git
org.openscada.deploy.git