https://github.com/huggingface/huggingface_hub/commit/a1b90fa3c445a9be4438a259f1e4a25ec79db66a
(v0.20.0)
HF_HOME = os.path.expanduser(
    os.getenv(
        "HF_HOME",
        os.path.join(os.getenv("XDG_CACHE_HOME", default_home), "huggingface"),
    )
)
hf_cache_home = HF_HOME  # for backward compatibility. TODO: remove this in 1.0.0

import os
!git clone https://github.com/rxu183/maxdiffusion.git
!git checkout richard/hf_hub_download
os.chdir('/content/maxdiffusion')
!pip install -r requirements.txt
!pip install .
!pip install huggingface_hub==0.30.2 # comment out for new version test
from maxdiffusion.utils.dynamic_modules_utils import get_cached_module_file
# Success Test
result = get_cached_module_file("clip_guided_stable_diffusion", "clip_guided_stable_diffusion.py")
print(f"Resolved to: {result}", flush=True)

# Failure Test
try:
    get_cached_module_file("fake_input", "xyz.py")
except EnvironmentError as e:
    print(f"{e}")

............ pip setup logs ............

Resolved to: diffusers_modules/git/clip_guided_stable_diffusion.py
Could not locate the xyz.py inside fake_input.
Failed to download community pipeline from https://raw.githubusercontent.com/huggingface/diffusers/v0.22.0/examples/community/fake_input.py. Please check if the url is correct.