pipeline updated

pipeline

@@ -2,6 +2,7 @@
 def buildTag
 def buildContext
 def distBranch
+
 pipeline {
 
     agent {
@@ -89,6 +90,17 @@ pipeline {
                     }
                     stage("Checkout ref") {
                         dir(env.projectDir) {
+                            withCredentials([
+                                sshUserPrivateKey(credentialsId: 'jenkins-forge-ssh', keyFileVariable: 'FORGE_SSH_KEY')]) {
+                                writeFile(
+                                    file : "./sshForJenkins.sh",
+                                    text: '''
+                                    #!/bin/sh
+                                    ssh -i "${FORGE_SSH_KEY}" -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null "$@"
+                                    '''
+                                )
+                                sh(script: "chmod +x ./sshForJenkins.sh")
+                                withEnv(["GIT_SSH=./sshForJenkins.sh"]) {
                                     sh """
                                     git checkout ${env.ref}
                                     """
@@ -105,6 +117,8 @@ pipeline {
                                     return
                                 }
                             }
+                        }
+                    }
                 
                     //stage("Build package") {
                     //    dir(env.projectDir) {