diff --git a/scripts/install.sh b/scripts/install.sh
index ae893458dbd..2e60e67d826 100755
--- a/scripts/install.sh
+++ b/scripts/install.sh
@@ -1960,16 +1960,17 @@ checkout_git_openclaw_ref() {
         return 0
     fi
 
-    run_quiet_step "Fetching requested version" git -C "$repo_dir" fetch --tags origin
-
     if [[ "$ref" == "main" ]]; then
+        run_quiet_step "Fetching requested version" git -C "$repo_dir" fetch --no-tags origin main
         run_quiet_step "Checking out main" git -C "$repo_dir" checkout main
         if [[ "$GIT_UPDATE" == "1" ]]; then
-            run_quiet_step "Updating repository" git -C "$repo_dir" pull --rebase || true
+            run_quiet_step "Updating repository" git -C "$repo_dir" pull --rebase --no-tags || true
         fi
         return 0
     fi
 
+    run_quiet_step "Fetching requested version" git -C "$repo_dir" fetch --tags origin
+
     if git -C "$repo_dir" rev-parse --verify --quiet "refs/tags/${ref}^{commit}" >/dev/null; then
         run_quiet_step "Checking out ${ref}" git -C "$repo_dir" checkout --detach "$ref"
         return 0