Updated Voltctl Version for voltha-2.8 release jobs
Updated Physical Pod pipelines to use correct pod-configs branch

Change-Id: I6041f9f5d3094283aa01dec5cdd4f0ac081df170
diff --git a/jjb/pipeline/voltha/master/physical-build.groovy b/jjb/pipeline/voltha/master/physical-build.groovy
index 0f91422..ee49e55 100644
--- a/jjb/pipeline/voltha/master/physical-build.groovy
+++ b/jjb/pipeline/voltha/master/physical-build.groovy
@@ -52,7 +52,7 @@
     stage ("Parse deployment configuration file") {
       steps {
         sh returnStdout: true, script: "rm -rf ${configBaseDir}"
-        sh returnStdout: true, script: "git clone -b master ${cordRepoUrl}/${configBaseDir}"
+        sh returnStdout: true, script: "git clone -b ${branch} ${cordRepoUrl}/${configBaseDir}"
         script {
           if ( params.workFlow == "DT" ) {
             deployment_config = readYaml file: "${configBaseDir}/${configDeploymentDir}/${configFileName}-DT.yaml"