message: Ignore errors creating the git directory
  Probably can't fail, but just in case
diff: @@ -826,7 +826,7 @@ impl<'cfg> Source for RegistrySource<'cfg> {
  // IO errors in creating and marking it are ignored, e.g. in case we're on a
  // read-only filesystem.
  let registry_base = self.config.registry_base_path();
  - let _ = registry_base.create_dir()?;
  + let _ = registry_base.create_dir();
  exclude_from_backups_and_indexing(&registry_base.into_path_unlocked());
  self.ops.block_until_ready()
  