diff --git a/Data~/hybridclr_version.json b/Data~/hybridclr_version.json
index 434c8e4..ffb5746 100644
--- a/Data~/hybridclr_version.json
+++ b/Data~/hybridclr_version.json
@@ -2,18 +2,18 @@
     "versions": [
     {
         "unity_version":"2019",
-        "hybridclr" : { "branch":"main", "hash":"531f98365eebce5d1390175be2b41c41e217d918"},
-        "il2cpp_plus": { "branch":"2019-main", "hash":"ebe5190b0404d1857832bd1d52ebec7c3730a01d"}
+        "hybridclr" : { "branch":"v2.0.1"},
+        "il2cpp_plus": { "branch":"v2019-2.0.1"}
     },
     {
         "unity_version":"2020",
-        "hybridclr" : { "branch":"main", "hash":"531f98365eebce5d1390175be2b41c41e217d918"},
-        "il2cpp_plus": { "branch":"2020-main", "hash":"c6cf54285381d0b03a58126e0d39b6e4d11937b7"}
+        "hybridclr" : { "branch":"v2.0.1"},
+        "il2cpp_plus": { "branch":"v2020-2.0.1"}
     },
     {
         "unity_version":"2021",
-        "hybridclr" : { "branch":"main", "hash":"531f98365eebce5d1390175be2b41c41e217d918"},
-        "il2cpp_plus": { "branch":"2021-main", "hash":"99cd1cbbfc1f637460379e81c9a7776cd3e662ad"}
+        "hybridclr" : { "branch":"v2.0.1"},
+        "il2cpp_plus": { "branch":"v2021-2.0.1"}
     }
     ]
 }
\ No newline at end of file
diff --git a/Editor/Installer/InstallerController.cs b/Editor/Installer/InstallerController.cs
index f867357..ed2aa18 100644
--- a/Editor/Installer/InstallerController.cs
+++ b/Editor/Installer/InstallerController.cs
@@ -54,7 +54,7 @@ namespace HybridCLR.Editor.Installer
         {
             public string branch;
 
-            public string hash;
+            //public string hash;
         }
 
         [Serializable]
@@ -156,9 +156,9 @@ namespace HybridCLR.Editor.Installer
             }
         }
 
-        public string HybridclrLocalVersion => _curDefaultVersion.hybridclr.hash;
+        public string HybridclrLocalVersion => _curDefaultVersion.hybridclr.branch;
 
-        public string Il2cppPlusLocalVersion => _curDefaultVersion.il2cpp_plus.hash;
+        public string Il2cppPlusLocalVersion => _curDefaultVersion.il2cpp_plus.branch;
 
 
         private string GetIl2CppPathByContentPath(string contentPath)
@@ -169,12 +169,7 @@ namespace HybridCLR.Editor.Installer
 
         public void InstallDefaultHybridCLR()
         {
-            InstallLocalHybridCLR(HybridclrLocalVersion, Il2cppPlusLocalVersion);
-        }
-
-        public void InstallLocalHybridCLR(string hybridclrVer, string il2cppPlusVer)
-        {
-            RunInitLocalIl2CppData(GetIl2CppPathByContentPath(EditorApplication.applicationContentsPath), _curVersion, hybridclrVer, il2cppPlusVer);
+            RunInitLocalIl2CppData(GetIl2CppPathByContentPath(EditorApplication.applicationContentsPath), _curVersion);
         }
 
         public bool HasInstalledHybridCLR()
@@ -201,14 +196,13 @@ namespace HybridCLR.Editor.Installer
 #endif
         }
 
-        void CloneSpeicificCommitId(string workDir, string repoUrl, string branch, string repoDir, string commitId)
+        void CloneBranch(string workDir, string repoUrl, string branch, string repoDir)
         {
             BashUtil.RemoveDir(repoDir);
-            BashUtil.RunCommand(workDir, "git", new string[] {"clone", "-b", branch, repoUrl, repoDir});
-            BashUtil.RunCommand($"{repoDir}", "git", new string[] { "checkout", commitId });
+            BashUtil.RunCommand(workDir, "git", new string[] {"clone", "-b", branch, "--depth", "1", repoUrl, repoDir});
         }
 
-        private void RunInitLocalIl2CppData(string editorIl2cppPath, UnityVersion version, string hybridclrVer, string il2cppPlusVer)
+        private void RunInitLocalIl2CppData(string editorIl2cppPath, UnityVersion version)
         {
             if (!IsComaptibleVersion())
             {
@@ -226,12 +220,12 @@ namespace HybridCLR.Editor.Installer
             // clone hybridclr
             string hybridclrRepoURL = HybridCLRSettings.Instance.hybridclrRepoURL;
             string hybridclrRepoDir = $"{workDir}/{hybridclr_repo_path}";
-            CloneSpeicificCommitId(workDir, hybridclrRepoURL, _curDefaultVersion.hybridclr.branch, hybridclrRepoDir, hybridclrVer);
+            CloneBranch(workDir, hybridclrRepoURL, _curDefaultVersion.hybridclr.branch, hybridclrRepoDir);
 
             // clone il2cpp_plus
             string il2cppPlusRepoURL = HybridCLRSettings.Instance.il2cppPlusRepoURL;
             string il2cppPlusRepoDir = $"{workDir}/{il2cpp_plus_repo_path}";
-            CloneSpeicificCommitId(workDir, il2cppPlusRepoURL, _curDefaultVersion.il2cpp_plus.branch, il2cppPlusRepoDir, il2cppPlusVer);
+            CloneBranch(workDir, il2cppPlusRepoURL, _curDefaultVersion.il2cpp_plus.branch, il2cppPlusRepoDir);
 
             // create LocalIl2Cpp
             string localUnityDataDir = SettingsUtil.LocalUnityDataDir;
diff --git a/README.md b/README.md
index 8f9180e..1b84f2f 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,9 @@
 # hybridclr_unity
+
 Unity Package for HybridCLR
 
+## 改动日志
+
+- v2.0.5 Installer使用tag而不是commit id，安装时不必拉取整个branch，大幅缩短安装时间
+
 
diff --git a/package.json b/package.json
index e0b71d4..e38c946 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "com.focus-creative-games.hybridclr_unity",
-  "version": "2.0.4",
+  "version": "2.0.5",
   "displayName": "HybridCLR",
   "description": "Unity package for HybridCLR. It includes editor and runtime scripts and assets for HybridCLR",
   "category": "Runtime",