See if this works any better.

inventory/inventory

@@ -840,6 +840,8 @@ grafana.cloud.fedoraproject.org
 209.132.184.209
 # RHEL7 builder
 209.132.184.137
+
+[jenkins-slaves-newcloud]
 # fedora 22 builder in new cloud
 jenkins-f22.fedorainfracloud.org
 

playbooks/groups/jenkins-cloud.yml

@@ -266,7 +266,7 @@
 
 # old cloud instance setup
 - name: check/create instance for jenkins-slaves
-  hosts: jenkins-slaves:!jenkins-f22.fedorainfracloud.org
+  hosts: jenkins-slaves
   user: root
   gather_facts: False
   tags:
@@ -285,7 +285,7 @@
 
 # new cloud instance setup
 - name: check/create instance
-  hosts: jenkins-f22.fedorainfracloud.org
+  hosts: jenkins-slaves-newcloud
   gather_facts: False
 
   vars_files:
@@ -298,7 +298,7 @@
   - include: "{{ tasks }}/persistent_cloud_new.yml"
 
 - name: provision workers
-  hosts: jenkins-slaves
+  hosts: jenkins-slaves:jenkins-slaves-newcloud
   user: root
   gather_facts: True
   tags: