diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b0e7d6b..5fcf955 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -21,7 +21,7 @@ jobs:
           nix_path: nixpkgs=channel:nixpkgs-unstable
       - name: Fetch all 'content/' branches
         run: |
-          git fetch origin +refs/heads/*:refs/heads/*
+          git fetch origin +refs/heads/content/*:refs/heads/content/*
       - run: nix develop -c make build
       - name: Deploy to Netlify
         uses: nwtgck/actions-netlify@v1.2