[packit] 0.3.0 upstream release

Upstream tag: 0.3.0
Upstream commit: df62e212

Signed-off-by: Packit <hello@packit.dev>

.packit.yaml

@@ -1,4 +1,9 @@
 ---
+# We want to use both instances for all upstream jobs including the `propose-downstream` one.
+# For downstream, we need to pick just one instance (`stg` in our case)
+# and redefine it for the `koji_build` and `bodhi_update` jobs.
+packit_instances: ["prod", "stg"]
+
 specfile_path: fedora/python-specfile.spec
 
 # add or remove files that should be synced
@@ -13,6 +18,9 @@ downstream_package_name: python-specfile
 
 copy_upstream_release_description: true
 
+upstream_project_url: https://github.com/packit/specfile
+issue_repository: https://github.com/packit/specfile
+
 actions:
   # we need this b/c `git archive` doesn't put all the metadata in the tarball:
   #   LookupError: setuptools-scm was unable to detect version for '/builddir/build/BUILD/ogr-0.11.1'.
@@ -101,13 +109,15 @@ jobs:
   # downstream automation:
   - job: koji_build
     trigger: commit
+    packit_instances: ["stg"]
     metadata:
       dist_git_branches:
         - fedora-all
         - epel-8
   - job: bodhi_update
     trigger: commit
+    packit_instances: ["stg"]
     metadata:
       dist_git_branches:
-        - fedora-stable # rawhide updates are created automatically
+        - fedora-branched # rawhide updates are created automatically
         - epel-8