Issue #000 fix: Jenkins changes update

Jenkinsfile

@@ -15,19 +15,9 @@ node('build-slave') {
                 else
                     println(ANSI_BOLD + ANSI_GREEN + "Found environment variable named hub_org with value as: " + hub_org + ANSI_NORMAL)
                 cleanWs()
-                if (params.github_release_tag == "") {
-                    checkout scm
-                    commit_hash = sh(script: 'git rev-parse --short HEAD', returnStdout: true).trim()
-                    branch_name = sh(script: 'git name-rev --name-only HEAD | rev | cut -d "/" -f1| rev', returnStdout: true).trim()
-                    build_tag = branch_name + "_" + commit_hash
-                    println(ANSI_BOLD + ANSI_YELLOW + "github_release_tag not specified, using the latest commit hash: " + commit_hash + ANSI_NORMAL)
-                }
-                else {
-                    def scmVars = checkout scm
-                    checkout scm: [$class: 'GitSCM', branches: [[name: "refs/tags/$params.github_release_tag"]], userRemoteConfigs: [[url: scmVars.GIT_URL]]]
-                    build_tag = params.github_release_tag
-                    println(ANSI_BOLD + ANSI_YELLOW + "github_release_tag specified, building from github_release_tag: " + params.github_release_tag + ANSI_NORMAL)
-                }
+                checkout scm
+                commit_hash = sh(script: 'git rev-parse --short HEAD', returnStdout: true).trim()
+                build_tag = sh(script: "echo " + params.github_release_tag.split('/')[-1] + "_" + commit_hash + "_" + env.BUILD_NUMBER, returnStdout: true).trim()
                 echo "build_tag: " + build_tag
             }
 
@@ -51,4 +41,4 @@ node('build-slave') {
         throw err
     }
 
-}
\ No newline at end of file
+}