Update Jenkinsfile

Author: OHaimanov

Jenkinsfile

@@ -65,10 +65,13 @@ pipeline {
             echo "Okapi URL: ${env.okapiUrl}"
             echo "Tenant: ${env.tenant}"
 
-            // Remove existing .yarnrc on build image for release builds.
-            // Use repo configuration.
-            sh 'rm -f /home/jenkins/.yarnrc'
-            buildStripesPlatform(env.okapiUrl,env.tenant)
+            script {
+              // Remove existing .yarnrc on build image for release builds.
+              // Use repo configuration.
+              sh 'rm -f /home/jenkins/.yarnrc'
+              def branch = env.CHANGE_TARGET?.trim() ? env.CHANGE_TARGET : env.BRANCH_NAME
+              buildStripesPlatform(env.okapiUrl, env.tenant, branch)
+            }
           }
         }