diff --git a/.gitea/workflows/build-release.yml b/.gitea/workflows/build-release.yml
index d84804d..98ed424 100644
--- a/.gitea/workflows/build-release.yml
+++ b/.gitea/workflows/build-release.yml
@@ -8,6 +8,10 @@ on:
         required: true
         type: string
 
+concurrency:
+  group: poll-and-build
+  cancel-in-progress: false
+
 jobs:
   build:
     strategy:
@@ -106,11 +110,6 @@ jobs:
   publish:
     needs: package
     runs-on: fedora
-    # concurrency ensures only one publish runs at a time — repo metadata
-    # corruption is a nightmare if two createrepo_c processes race.
-    concurrency:
-      group: rpm-publish
-      cancel-in-progress: false
     steps:
       - uses: actions/checkout@v4
 
diff --git a/.gitea/workflows/poll-upstream.yml b/.gitea/workflows/poll-upstream.yml
index 108f978..f149197 100644
--- a/.gitea/workflows/poll-upstream.yml
+++ b/.gitea/workflows/poll-upstream.yml
@@ -2,9 +2,13 @@ name: poll-upstream
 
 on:
   schedule:
-    - cron: "*/1 * * * *"
+    - cron: "*/15 * * * *"
   workflow_dispatch: {}
 
+concurrency:
+  group: poll-and-build
+  cancel-in-progress: false
+
 jobs:
   check:
     runs-on: fedora