Documentation / git-prune.txton commit tutorial: expanded discussion of commit history (f1fe384)
   1git-prune(1)
   2============
   3
   4NAME
   5----
   6git-prune - Prunes all unreachable objects from the object database
   7
   8
   9SYNOPSIS
  10--------
  11'git-prune' [-n] [--] [<head>...]
  12
  13DESCRIPTION
  14-----------
  15
  16This runs `git-fsck-objects --unreachable` using all the refs
  17available in `$GIT_DIR/refs`, optionally with additional set of
  18objects specified on the command line, and prunes all
  19objects unreachable from any of these head objects from the object database.
  20In addition, it
  21prunes the unpacked objects that are also found in packs by
  22running `git prune-packed`.
  23
  24OPTIONS
  25-------
  26
  27-n::
  28        Do not remove anything; just report what it would
  29        remove.
  30
  31\--::
  32        Do not interpret any more arguments as options.
  33
  34<head>...::
  35        In addition to objects
  36        reachable from any of our references, keep objects
  37        reachable from listed <head>s.
  38
  39EXAMPLE
  40-------
  41
  42To prune objects not used by your repository nor another that
  43borrows from your repository via its
  44`.git/objects/info/alternates`:
  45
  46------------
  47$ git prune $(cd ../another && $(git-rev-parse --all))
  48------------
  49
  50Author
  51------
  52Written by Linus Torvalds <torvalds@osdl.org>
  53
  54Documentation
  55--------------
  56Documentation by David Greaves, Junio C Hamano and the git-list <git@vger.kernel.org>.
  57
  58GIT
  59---
  60Part of the gitlink:git[7] suite
  61