diff --git a/.gitea/workflows/build-ubuntu.yaml b/.gitea/workflows/build-ubuntu.yaml
index f77617c..c991057 100644
--- a/.gitea/workflows/build-ubuntu.yaml
+++ b/.gitea/workflows/build-ubuntu.yaml
@@ -18,6 +18,15 @@ jobs:
     runs-on: ubuntu-22.04
     
     steps:
+      - name: 设置 Git 代理
+        run: |
+          if [ -n "${{ env.GIT_PROXY }}" ]; then
+            echo "配置 Git 代理: ${{ env.GIT_PROXY }}"
+            git config --global http.proxy ${{ env.GIT_PROXY }}
+            git config --global https.proxy ${{ env.GIT_PROXY }}
+          else
+            echo "未设置 GIT_PROXY 环境变量，跳过代理配置"
+          fi
       - name: 检出代码
         uses: actions/checkout@v4