diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index 73e2411..972817e 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -36,6 +36,8 @@ jobs:
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
 
       - name: Set up Node
         uses: actions/setup-node@v4
@@ -108,6 +110,8 @@ jobs:
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
 
       - name: Set up Java
         uses: actions/setup-java@v4
diff --git a/app.config.js b/app.config.js
index a2ee39d..217ab7b 100644
--- a/app.config.js
+++ b/app.config.js
@@ -66,9 +66,10 @@ const filteredPlugins = isWeb
 module.exports = {
   ...expo,
   name: isDevVariant ? `${expo.name} Dev` : expo.name,
-  // runtimeVersion 用 build number（commit count + 偏移）：单调递增、纯数字、与 version (语义版本) 解耦
-  // 字符串形式，等价于 policy: 'custom'
-  runtimeVersion: buildNumber,
+  // runtimeVersion 用语义版本（expo.version）：同一版本号的所有 build 共享 OTA 通道，
+  // 改原生代码/配置后应升级 version 来切换通道。
+  // versionCode / buildNumber 仍用 commit count + 偏移，保证应用商店版本号单调递增。
+  runtimeVersion: appJson.expo.version,
   updates: {
     ...(expo.updates || {}),
     url: isDevVariant ? devUpdatesUrl : releaseUpdatesUrl,