build_msg: put in a "cause by" template

diff --git a/build_msg b/build_msg
index 6df0061245acfa2a98b03a8b3155ba5fac7aa757..2e7884bdd53a82cfe1a568b7c4002362cf496de6 100755 (executable)
--- a/build_msg
+++ b/build_msg
@@ -4,6 +4,11 @@ subject="build failure after merge of the BRANCH tree"
 
 $(dirname $0)/message_helper "$@" "$subject" <<EOF
 After merging the BRANCH tree, today's linux-next build (KCONFIG_NAME) failed like this:
+
+
+Caused by commit
+
+   ("")
 EOF
 
 exit 0