mmit id, since we use a
git-based system for storing models and other artifacts on huggingface.co, so revision can be any
identifier allowed by git.
custom_revision (str, optional, defaults to "main" when loading from the Hub and to local version of
diffusers when loading from GitHub):
The specific model version to use. It can be a branch name, a tag name, or a commit id similar to
revision when loading a custom pipeline from the Hub. It can be