adds TGC-ISS repo checkout in Jenkinfile

Jenkinsfile

@@ -15,6 +15,24 @@ void checkout_project() {
     ])
 }
 
+
+void checkout_iss_project(String repoUrl, String branch = 'develop') {
+    checkout([
+        $class: 'GitSCM',
+        branches: [
+            [name: "*/${branch}"]
+        ],
+        extensions: [
+            [$class: 'CleanBeforeCheckout'],
+            [$class: 'SubmoduleOption', disableSubmodules: false, parentCredentials: true, recursiveSubmodules: true, reference: '', trackingSubmodules: false, shallow: true]
+        ],
+        submoduleCfg: [],
+        userRemoteConfigs: [
+            [credentialsId: 'gitea-jenkins', url: repoUrl]
+        ]
+    ])
+}
+
 void checkout_develop() {
     dir("bare-metal-bsp") {
         withCredentials([usernamePassword(credentialsId: 'gitea-jenkins', usernameVariable: 'GIT_USERNAME', passwordVariable: 'GIT_PASSWORD')]) {
@@ -119,6 +137,21 @@ pipeline {
                 }
             } 
         }
+        stage("Checkout TGC-ISS TGC-Compliance and TGC-GEN"){
+            steps {
+                sh 'rm -rf * .??* '
+                checkout_iss_project("https://git.minres.com/TGFS/TGC-ISS.git", "develop")
+                dir("TGC-COMPLIANCE"){
+                    checkout_iss_project("https://git.minres.com/TGFS/TGC-COMPLIANCE.git", "master")
+                    }
+                dir("TGC-GEN"){
+                    checkout_iss_project("https://git.minres.com/TGFS/TGC-GEN.git", "develop")
+                    }
+                }
+    }
+        stages{
+            sh 'pwd'
+        }
     }
     /*
     post {