Andrew's git - gitweb.git/blob - Documentation/config/filter.txt

   1filter.<driver>.clean::
   2        The command which is used to convert the content of a worktree
   3        file to a blob upon checkin.  See linkgit:gitattributes[5] for
   4        details.
   5
   6filter.<driver>.smudge::
   7        The command which is used to convert the content of a blob
   8        object to a worktree file upon checkout.  See
   9        linkgit:gitattributes[5] for details.