use qemu

Jenkinsfile

@@ -327,7 +327,7 @@ pipeline {
         }
         stage('Build ARMHF') {
           agent {
-            label 'ARMHF'
+            label 'X86-64-MULTI'
           }
           steps {
             withCredentials([
@@ -354,7 +354,7 @@ pipeline {
         }
         stage('Build ARM64') {
           agent {
-            label 'ARM64'
+            label 'X86-64-MULTI'
           }
           steps {
             withCredentials([

jenkins-vars.yml

@@ -6,6 +6,7 @@ external_type: os
 release_type: prerelease
 release_tag: focal
 ls_branch: focal
+use_qemu: true
 repo_vars:
   - BUILD_VERSION_ARG = 'OS'
   - LS_USER = 'linuxserver'