@pgcd it's very likely Mucor Miehei, a fungus that grows very fast and likes to feast on proteins. It's used on some traditional French cheeses and to make rennet. It typically grows on dog poop as well.
Leading contender for funny-github-issue-of-the-day:Issue that starts by asking forgiveness for posting while drunkhttps://github.com/deepseek-ai/DeepSeek-LLM/issues/79