Kind of need yum installed in order to use it in copr builders.

roles/copr/backend/files/provision/provision_builder_tasks.yml

@@ -13,6 +13,7 @@
     - rsync
     - libselinux-python
     - libsemanage-python
+    - yum
 
 #- get_url: url=https://kojipkgs.fedoraproject.org//packages/mock/1.2.9/1.fc21/noarch/mock-1.2.9-1.fc21.noarch.rpm dest=/tmp/
 #- yum: state=present name=/tmp/mock-1.2.9-1.fc21.noarch.rpm