diff --git a/README.md b/README.md
index 76ac08c..d03e6c7 100644
--- a/README.md
+++ b/README.md
@@ -66,6 +66,14 @@ bash reinstall.sh dd --img=https://example.com/xxx.xz
 
 支持自动配置静态 IP、扩展系统盘
 
+### 重启到 Alpine 救援系统（不运行重装）
+
+可用 ssh 连接，进行手动 DD、修改分区等操作
+
+```bash
+bash reinstall.sh alpine --hold=1
+```
+
 ## Windows 下使用
 
 下载（链接另存为）放到同一目录
diff --git a/reinstall.sh b/reinstall.sh
index b581a8c..21eea15 100644
--- a/reinstall.sh
+++ b/reinstall.sh
@@ -936,7 +936,7 @@ if ! is_in_windows; then
 fi
 
 # 整理参数
-if ! opts=$(getopt -n $0 -o "" --long debug,sleep:,iso:,image-name:,img:,ci,cloud-image -- "$@"); then
+if ! opts=$(getopt -n $0 -o "" --long debug,hold:,sleep:,iso:,image-name:,img:,ci,cloud-image -- "$@"); then
     usage_and_exit
 fi
 
@@ -952,8 +952,8 @@ while true; do
         cloud_image=1
         shift
         ;;
-    --sleep)
-        sleep=$2
+    --hold | --sleep)
+        hold=$2
         shift 2
         ;;
     --img)
@@ -1083,7 +1083,7 @@ build_finalos_cmdline() {
 }
 
 build_extra_cmdline() {
-    for key in confhome sleep cloud_image kernel; do
+    for key in confhome hold cloud_image kernel; do
         value=${!key}
         if [ -n "$value" ]; then
             extra_cmdline+=" extra.$key='$value'"
diff --git a/trans.sh b/trans.sh
index 835a20f..2a0cb5f 100644
--- a/trans.sh
+++ b/trans.sh
@@ -1960,7 +1960,7 @@ printf '\nyes' | setup-sshd
 
 extract_env_from_cmdline
 # shellcheck disable=SC2154
-if [ "$sleep" = 1 ]; then
+if [ "$hold" = 1 ]; then
     exit
 fi
 
@@ -2015,10 +2015,13 @@ else
         install_redhat_ubuntu
     fi
 fi
-if [ "$sleep" = 2 ]; then
+if [ "$hold" = 2 ]; then
     exit
 fi
 
-# 等几秒让 web ssh 输出全部内容
+# 让 web ssh 输出全部内容
+for i in $(seq 10); do
+    echo
+done
 sleep 5
 reboot