Stefan Beller <sbeller@xxxxxxxxxx> writes: > +Whenever a submodule configuration is parsed in `parse_submodule_config_option` > +via e.g. `gitmodules_config()`, it will be overwrite the null_sha1 entry. It will overwrite? It will be overwritten? I guess it is the latter? > +So in the normal case, when HEAD:.gitmodules is parsed first and then overlayed > +with the repository configuration, the null_sha1 entry contains the local > +configuration of a submodule (e.g. consolidated values from local git > configuration and the .gitmodules file in the worktree). > > For an example usage see test-submodule-config.c.