Re: [PATCH v3] commit-graph: refactor to avoid prepare_repo_settings

> Range-diff against v2:
> 1:  2c2bfc7b43 ! 1:  9b56496b08 commit-graph: refactor to avoid prepare_repo_settings
>     @@ fuzz-commit-graph.c: int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size
>       	initialize_the_repository();
>      -	g = parse_commit_graph(the_repository, (void *)data, size);
>      +	/*
>     -+	 * Manually initialize commit-graph settings, to avoid the need to run
>     -+	 * in an actual repository.
>     ++	 * Initialize the_repository with commit-graph settings that would
>     ++	 * normally be read from the repository's gitdir. We want to avoid
>     ++	 * touching the disk to keep the individual fuzz-test cases as fast as
>     ++	 * possible.
>      +	 */
>      +	the_repository->settings.commit_graph_generation_version = 2;
>      +	the_repository->settings.commit_graph_read_changed_paths = 1;