conflict hunks can be resolved automatically, should they be
encountered again. By default, linkgit:git-rerere[1] is
enabled if there is an `rr-cache` directory under the
- `$GIT_DIR`.
+ `$GIT_DIR`, e.g. if "rerere" was previously used in the
+ repository.
sendemail.identity::
A configuration identity. When given, causes values in the