copr-hypervisor: install the helpers repo via copr ansible plugin

Because we already have the EPEL-8 chroot in Fedora Copr.

roles/copr/hypervisor/README

@@ -33,7 +33,7 @@ Manually created swap:
   2. mkswap -L swap /dev/mapper/vg_guests-swap
 
 Note that this requires changing /etc/fstab, and then /etc/sysconfig/grub - and
-regenerating the /boot grub config.
+regenerating the /boot grub config (grub2-mkconfig -o /boot/grub2/grub.cfg).
 
 Manually created space for volumes/images:
 

roles/copr/hypervisor/tasks/main.yml

@@ -165,27 +165,10 @@
   copy: src=buildsys.pub dest=/home/copr/.ssh/id_rsa.pub
         owner=copr mode=0600
 
-#- name: Enable praiskup-helpers repo
-#  community.general.copr:
-#    state: enabled
-#    name: praiskup/helpers
-#    chroot: epel-8-x86_64
-
 - name: Enable praiskup-helpers repo
-  copy:
-    dest: "/etc/yum.repos.d/_copr:copr.fedorainfracloud.org:praiskup:helpers.repo"
-    content: |
-      [copr:copr.fedorainfracloud.org:praiskup:helpers]
-      name=Copr repo for helpers owned by praiskup
-      baseurl=https://download.copr.fedorainfracloud.org/results/praiskup/helpers/epel-8-x86_64/
-      type=rpm-md
-      skip_if_unavailable=True
-      gpgcheck=1
-      gpgkey=https://download.copr.fedorainfracloud.org/results/praiskup/helpers/pubkey.gpg
-      repo_gpgcheck=0
-      metadata_expire=60
-      enabled=1
-      enabled_metadata=1
+  community.general.copr:
+    state: enabled
+    name: praiskup/helpers
   tags:
     - update_helpers
     - packages