fix: use public forge URL for git clone in CI (isolated network can't reach localhost)

.forgejo/workflows/release.yml

@@ -31,7 +31,7 @@ jobs:
         run: |
           apt-get update && apt-get install -y --no-install-recommends \
             git wireguard-tools pkg-config libxml2-dev libxmlsec1-dev libxmlsec1-openssl
-          git clone --depth=1 ${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY}.git .
+          git clone --depth=1 https://forge.provvedo.com/${GITHUB_REPOSITORY}.git .
           git checkout ${GITHUB_SHA}
 
       - name: Install uv