sphinx: Fix the creation of the pre-commit file during the mr update

Change the default permission of the ~jenkins/.cache directory created by the --mount option on the RUN command It fixes all the following errors:

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/jenkins/.local/bin/pre-commit", line 10, in <module>
    sys.exit(main())
  File "/home/jenkins/.local/lib/python3.7/site-packages/pre_commit/main.py", line 398, in main
    f'Command {args.command} failed to exit with a returncode',
  File "/usr/lib/python3.7/contextlib.py", line 130, in __exit__
    self.gen.throw(type, value, traceback)
  File "/home/jenkins/.local/lib/python3.7/site-packages/pre_commit/error_handler.py", line 73, in error_handler
    _log_and_exit(msg, ret_code, e, traceback.format_exc())
  File "/home/jenkins/.local/lib/python3.7/site-packages/pre_commit/error_handler.py", line 24, in _log_and_exit
    storedir = Store().directory
  File "/home/jenkins/.local/lib/python3.7/site-packages/pre_commit/store.py", line 52, in __init__
    os.makedirs(self.directory, exist_ok=True)
  File "/usr/lib/python3.7/os.py", line 221, in makedirs
    mkdir(name, mode)
PermissionError: [Errno 13] Permission denied: '/home/jenkins/.cache/pre-commit'

Test Plan

make
docker run --rm -ti --entrypoint bash swh-jenkins/sphinx
mkdir ~/workspace
cd ~/workspace
git clone https://forge.softwareheritage.org/source/swh-environment.git
mr -j 4 -t update

there is no more errors

---

Migrated from D5674 (view on Phabricator)

Thanks.

Less warnings to distract us when something goes wrong in the build.

Merge request was accepted

approved this merge request

Merge request was merged

closed