worktree: disallow adding same path multiple times

diff --git a/Documentation/RelNotes/2.15.2.txt b/Documentation/RelNotes/2.15.2.txt
index 9f7e28f8a2f2d32a964f3e47bb1d5f4399d4d0b9..b480e56b684de64c68013025bdd0165e2ffbf1dc 100644 (file)
--- a/Documentation/RelNotes/2.15.2.txt
+++ b/Documentation/RelNotes/2.15.2.txt
@@ -43,5 +43,8 @@ Fixes since v2.15.1
  * Clarify and enhance documentation for "merge-base --fork-point", as
    it was clear what it computed but not why/what for.
 
+ * This release also contains the fixes made in the v2.13.7 version of
+   Git.  See its release notes for details.
+
 
 Also contains various documentation updates and code clean-ups.