diff --git a/installers/install_from_source.sh b/installers/install_from_source.sh
index 49cabfb..5a87068 100755
--- a/installers/install_from_source.sh
+++ b/installers/install_from_source.sh
@@ -279,7 +279,7 @@
 dpkg -l wget curl tar &>/dev/null || ! echo -e "    One or several packages are not installed.\nInstalling required packages\n     Root privileges are required" || sudo apt install -y wget curl tar
 
 echo -e "\nCreating the containers and building ..."
-$OSM_DEVOPS/jenkins/host/start_build RO checkout $COMMIT_ID
+$OSM_DEVOPS/jenkins/host/start_build RO --notest checkout $COMMIT_ID
 $OSM_DEVOPS/jenkins/host/start_build VCA
 $OSM_DEVOPS/jenkins/host/start_build SO checkout $COMMIT_ID
 $OSM_DEVOPS/jenkins/host/start_build UI checkout $COMMIT_ID
diff --git a/jenkins/RO/start_build b/jenkins/RO/start_build
index 4db12ec..e7d8bf4 100755
--- a/jenkins/RO/start_build
+++ b/jenkins/RO/start_build
@@ -25,17 +25,29 @@
 # SET YOU MDG repository name here
 export OSM_MDG=RO
 OSM_load_config
+
+NOTEST=""
+if [ $1 = "--notest" ]; then
+    shift
+    NOTEST="y"
+fi
+
 OSM_git_checkout "$@"
 
+INFO "installing RO packages and dependencies from current repo (--noclone)"
+./scripts/install-openmano.sh --noclone --force -q
+RC=$?
+
+if [ -n "$NOTEST" ]; then
+    INFO "done, RC=$RC"
+    exit $RC
+fi
 
 INFO "starting build"
 
 INFO "  cleaning .pyc"
 rm -f *.pyc
 
-INFO "  installing openmano packages and dependencies from current repo (--noclone)"
-./scripts/install-openmano.sh --noclone --force -q
-
 INFO "  compiling *.py"
 TEMPFILE="$(mktemp -q -p . "openmanolinker.XXXXXX.py")"
 trap 'rm -f "$TEMPFILE"' EXIT