ci: Set custom release number for Packit

We want a high release number (99) for the daily builds done by
Packit to make sure the Copr daily builds are always newer than
the version in Fedora. We can do this in Packit config instead of
bumping the release in the spec everytime.

.packit.yaml

@@ -23,13 +23,21 @@ jobs:
     targets:
     - fedora-all
   trigger: pull_request
+  actions:
+    prepare-files:
+      # bump release to 99 to always be ahead of Fedora builds
+      - 'bash -c "sed -i -r \"s/Release:(\s*)\S+/Release: 99%{?dist}/\" blivet-gui.spec"'
 
 - job: copr_build
   trigger: commit
   owner: "@storage"
   project: blivet-daily
   branch: 3.9-devel
   preserve_project: true
+  actions:
+    prepare-files:
+      # bump release to 99 to always be ahead of Fedora builds
+      - 'bash -c "sed -i -r \"s/Release:(\s*)\S+/Release: 99%{?dist}/\" blivet-gui.spec"'
 
 srpm_build_deps:
  - git

python-blivet.spec

@@ -5,7 +5,7 @@ Version: 2.0.2
 
 #%%global prerelease .b1
 # prerelease, if defined, should be something like .a1, .b1, .b2.dev1, or .c2
-Release: 2%{?prerelease}%{?dist}
+Release: 1%{?prerelease}%{?dist}
 Epoch: 1
 License: LGPL-2.1-or-later
 %global realname blivet