git-index-pack(1) on Linux
The text c71fa7f082b1, as Debian 8 (Jessie) shipped it.
Build pack index file for an existing packed archive
Flags it lists
-
--check-self-contained-and-connected -
--fix-thin -
--index-version -
--keep -
--stdin -
--strict -
--threads -
-o -
-v