Documentation / RelNotes-1.6.3.1.txton commit lock_ref: inform callers of unavailable ref (f475e08)
   1GIT v1.6.3.1 Release Notes
   2==========================
   3
   4Fixes since v1.6.3
   5------------------
   6
   7* "git checkout -b new-branch" with a staged change in the index
   8  incorrectly primed the in-index cache-tree, resulting a wrong tree
   9  object to be written out of the index.  This is a grave regression
  10  since the last 1.6.2.X maintenance release.