diff --git a/.gitignore b/.gitignore
index a62ac41ee1..c0750870e1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,6 +15,7 @@
 # SDK container env passing helpers
 sdk_container/.env
 sdk_container/.sdkenv
+ci-cleanup.sh
 
 # build cache / artefacts directories
 __build__/
diff --git a/ci-automation/vms.sh b/ci-automation/vms.sh
index 1a64b7fda8..310d1ab0d9 100644
--- a/ci-automation/vms.sh
+++ b/ci-automation/vms.sh
@@ -102,6 +102,14 @@ function _vm_build_impl() {
     # Keep compatibility with SDK scripts where "equinix_metal" remains unknown.
     formats=$(echo "$formats" | tr ' ' '\n' | sed 's/equinix_metal/packet/g')
 
+    source sdk_lib/sdk_container_common.sh
+
+    if is_official "${vernum}"; then
+        export COREOS_OFFICIAL=1
+    else
+        export COREOS_OFFICIAL=0
+    fi
+
     local images_in="images-in/"
     local file
     rm -rf "${images_in}"