Thanks, using this command started the compiler (splidje build, will not compile):
sudo docker run -it --rm --mount src="$(pwd)/builds",target=/home/builds_archive,type=bind --env GIT_URL_IS_NATRON=1 --env GIT_URL=https://github.com/splidje/Natron.git --env GIT_BRANCH=#439 natrongithub/natron-sdk:latest
or rodlie build:
sudo docker run -it --rm --mount src=“$(pwd)/builds”,target=/home/builds_archive,type=bind --env GIT_URL_IS_NATRON=1 --env GIT_URL=GitHub - rodlie/Natron: Experimental Natron Repository --env GIT_BRANCH=SetDefaultProjectFormat natrongithub/natron-sdk:latest