./ultimaker-marlin-firmware-13.03-c1b839a.tar.gz already exists, skipping download
Getting https://github.com/Ultimaker/Marlin/archive/c1b839a043c606234610fb5eea201d0487a3b928/ultimaker-marlin-firmware-13.03-c1b839a.tar.gz to ./ultimaker-marlin-firmware-13.03-c1b839a.tar.gz