reflog-walk: always make HEAD@{0} show indexed selectors

diff --git a/RelNotes b/RelNotes
index 02e74966cd59f2377ef8868708d4f5fbe3872c37..81eb3c2271e534c04ec65227b45da12ab6eccf77 120000 (symlink)
--- a/RelNotes
+++ b/RelNotes
@@ -1 +1 @@
-Documentation/RelNotes-1.7.0.3.txt
\ No newline at end of file
+Documentation/RelNotes/1.7.7.7.txt
\ No newline at end of file