Enable the full upgrade test

.packit.yaml

@@ -1,5 +1,7 @@
 jobs:
 
+# Upgrade Paths
+
 - job: tests
   trigger: pull_request
   targets: [fedora-40]
@@ -14,3 +16,12 @@ jobs:
   tmt_plan: /paths/fedora41to42
   skip_build: true
   identifier: fedora41to42
+
+# Full Upgrade
+
+- job: tests
+  trigger: pull_request
+  targets: [fedora-40]
+  tmt_plan: /plans/fedora40to41
+  skip_build: true
+  identifier: full-upgrade

plans/fedora40to41.fmf

@@ -0,0 +1,9 @@
+discover:
+    how: fmf
+    test: /tests/release
+provision:
+    how: virtual
+    image: fedora-40
+execute:
+    how: upgrade
+    upgrade-path: /paths/fedora40to41

tests/release.fmf

@@ -0,0 +1,9 @@
+summary: Check the system release
+test: |
+    cat /etc/redhat-release
+
+    if [[ "$IN_PLACE_UPGRADE" ==  "old" ]]; then
+        grep -q 'Fedora release 40' /etc/redhat-release
+    else
+        grep -q 'Fedora release 41' /etc/redhat-release
+    fi