BUG: `Error: Upstream submodule not found. Did submodule checkout succeed?`

[Emasoft]

Inget this error after following the instructions for mac M4 mini 64GB:

% uv run python qwen.py generate "cyberpunk cityscape" --ultra-fast
🎨 Generating: cyberpunk cityscape
Error: Upstream submodule not found. Did submodule checkout succeed?

[327146099]

git submodule update --init