Begin pipeline with cleanup.

Jenkinsfile

@@ -1,6 +1,18 @@
 pipeline {
   agent any
   stages {
+    stage('Cleanup') {
+      steps {
+        deleteDir()
+      }
+    }
+
+    stage('Checkout build') {
+      steps {
+        checkout scm
+      }
+    }
+
     stage('Checkout sources') {
       steps {
         checkout([
@@ -39,7 +51,6 @@ pipeline {
       }
     }
 
-
     stage('Apply patches') {
       steps {
         dir("source") {

build.sh

@@ -2,9 +2,8 @@
 set -euo errexit
 
 platforms='
-  CONFIG_TARGET_arm64=y
-  CONFIG_TARGET_ath25=y
   CONFIG_TARGET_ar71xx=y
+  CONFIG_TARGET_ath25=y
   CONFIG_TARGET_brcm2708=y\nCONFIG_TARGET_brcm2708_bcm2708=y
   CONFIG_TARGET_brcm2708=y\nCONFIG_TARGET_brcm2708_bcm2709=y
   CONFIG_TARGET_bcm53xx=y
@@ -15,6 +14,7 @@ platforms='
   CONFIG_TARGET_ramips=y\nCONFIG_TARGET_ramips_mt7628=y
   CONFIG_TARGET_ramips=y\nCONFIG_TARGET_ramips_rt3883=y
   CONFIG_TARGET_ramips=y\nCONFIG_TARGET_ramips_rt288x=y
+  CONFIG_TARGET_arm64=y
 '
 
 for platform in $platforms; do
@@ -31,5 +31,4 @@ for platform in $platforms; do
   # Build image
   make defconfig
   make -j4
-  exit 1
 done