git-am: handle missing "author" when parsing commit

diff --git a/GIT-VERSION-GEN b/GIT-VERSION-GEN
index a1539a7ce682f10a5aff3d1fee4e86530e058c89..98f88a28d3227c436ecf1765f75b7f4e8e336834 100755 (executable)
--- a/GIT-VERSION-GEN
+++ b/GIT-VERSION-GEN
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 GVF=GIT-VERSION-FILE
-DEF_VER=v2.23.0
+DEF_VER=v2.23.GIT
 
 LF='
 '