skip build on branch indexing

tests/Jenkinsfile

+// execute this before anything else, including requesting any time on an agent
+if (currentBuild.rawBuild.getCauses().toString().contains('BranchIndexingCause')) {
+  print "INFO: Build skipped due to trigger being Branch Indexing"
+  currentBuild.result = 'ABORTED' // optional, gives a better hint to the user that it's been skipped, rather than the default which shows it's successful
+  return
+}
 properties([pipelineTriggers([githubPush()])])
 node {
-    git url: 'https://github.com/liuyq-617/TDengine'
+    git url: 'https://github.com/taosdata/TDengine.git'
 }
 
 def pre_test(){