add: document the chmod option

diff --git a/GIT-VERSION-GEN b/GIT-VERSION-GEN
index 5f99f23cadea4d17d88331871fa428a0c50c9811..98f2300d3663b551cfa9dd465f2a0e39e0389a55 100755 (executable)
--- a/GIT-VERSION-GEN
+++ b/GIT-VERSION-GEN
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 GVF=GIT-VERSION-FILE
-DEF_VER=v2.8.2
+DEF_VER=v2.9.0-rc1
 
 LF='
 '