SYNOPSIS
--------
-'git-rerere' [clear|diff|status]
+'git-rerere' [clear|diff|status|gc]
DESCRIPTION
-----------
'gc'::
This command is used to prune records of conflicted merge that
-occurred long time ago.
+occurred long time ago. By default, conflicts older than 15
+days that you have not recorded their resolution, and conflicts
+older than 60 days, are pruned. These are controlled with
+`gc.rerereunresolved` and `gc.rerereresolved` configuration
+variables.
DISCUSSION