When there are more than this many packs that are not
marked with `*.keep` file in the repository, `git gc
--auto` consolidates them into one larger pack. The
- default value is 20. Setting this to 0 disables it.
+ default value is 50. Setting this to 0 disables it.
gc.packrefs::
`git gc` does not run `git pack-refs` in a bare repository by