CI: Rebuild redhat-rpm-config to assert we did not break the world

tests/tests.yml

@@ -1,10 +1,30 @@
+---
 - hosts: localhost
+  tags:
+    - classic
+  tasks:
+    - dnf:
+        name: "*"
+        state: latest
+
+- hosts: localhost
+  tags:
+  - classic
+  pre_tasks:
+  - import_role:
+      name: standard-test-source
+    vars:
+      fetch_only: True
+
   roles:
   - role: standard-test-basic
     tags:
       - classic
     required_packages:
       - rpm
+      # build-self
+      - dnf
+      - rpm-build
       # clang/fedora-flags
       - clang
       #gcc-fedora-flags
@@ -15,5 +35,8 @@
       - repo: https://src.fedoraproject.org/tests/clang.git
         dest: clang
     tests:
+      - build-self:
+          dir: .
+          run: "dnf -y build-dep {{ tenv_workdir }}/redhat-rpm-config.spec && rpmbuild --define '_sourcedir {{ tenv_workdir }}' -ba {{ tenv_workdir }}/redhat-rpm-config.spec"
       - clang/fedora-flags
       - gcc-fedora-flags