Needed for studio sprite-fright frozen branch. Also do not overwrite branch for git sub-modules when it is defined, and fallback to `master` branch in case specified branch is not found in a specific sub-repository.
Needed for studio sprite-fright frozen branch. Also do not overwrite branch for git sub-modules when it is defined, and fallback to `master` branch in case specified branch is not found in a specific sub-repository.