diff --git a/deploy/manage.sh b/deploy/manage.sh
index 191ecb1..27e1827 100644
--- a/deploy/manage.sh
+++ b/deploy/manage.sh
@@ -31,31 +31,23 @@ unset _script_src
 
 set -u
 
-# curl | bash: stdin 为管道,clone 后或已有仓库时改从终端读入
-reexec_with_tty_if_needed() {
-  if [[ -t 0 ]]; then
-    return 0
-  fi
-  local script=""
-  if [[ -f "${INSTALL_ROOT}/deploy/manage.sh" ]]; then
-    script="${INSTALL_ROOT}/deploy/manage.sh"
-  elif [[ -n "${DEPLOY_DIR}" && -f "${DEPLOY_DIR}/manage.sh" ]]; then
-    script="${DEPLOY_DIR}/manage.sh"
-  fi
-  if [[ -n "${script}" ]]; then
-    exec bash "${script}" "$@" </dev/tty
-  fi
-}
-
 repo_ready() {
   [[ -f "${1}/deploy/setup_env.sh" && -f "${1}/deploy/manage.sh" ]]
 }
 
+sync_repo_if_present() {
+  local root="$1"
+  if [[ -d "${root}/.git" ]] && command -v git >/dev/null 2>&1; then
+    git -C "${root}" pull -q --ff-only 2>/dev/null || true
+  fi
+}
+
 bootstrap_repo() {
   if repo_ready "${INSTALL_ROOT}"; then
     REPO_ROOT="${INSTALL_ROOT}"
     DEPLOY_DIR="${REPO_ROOT}/deploy"
     LIB_DIR="${DEPLOY_DIR}/lib"
+    sync_repo_if_present "${REPO_ROOT}"
     return 0
   fi
   if [[ -n "${REPO_ROOT}" ]] && repo_ready "${REPO_ROOT}"; then
@@ -87,6 +79,7 @@ bootstrap_repo() {
   fi
   mkdir -p "$(dirname "${INSTALL_ROOT}")"
   git clone -b "${GIT_BRANCH}" "${GIT_URL}" "${INSTALL_ROOT}"
+  # clone 后用仓库内脚本 + 终端 stdin(管道已 EOF)
   exec bash "${INSTALL_ROOT}/deploy/manage.sh" "$@" </dev/tty
 }
 
@@ -153,5 +146,4 @@ main_menu() {
   done
 }
 
-reexec_with_tty_if_needed "$@"
 main_menu "$@"