diff --git a/printer_data/config/shell_command.cfg b/printer_data/config/shell_command.cfg
index 34e7581..e241aaf 100644
--- a/printer_data/config/shell_command.cfg
+++ b/printer_data/config/shell_command.cfg
@@ -1,7 +1,18 @@
-[gcode_shell_command hello_world]
-command: echo hello world
-timeout: 2.
-verbose: True
-[gcode_macro HELLO_WORLD]
+[gcode_macro update_git]
 gcode:
-    RUN_SHELL_COMMAND CMD=hello_world
\ No newline at end of file
+    {% set message = params.MESSAGE|default() %}
+    {% if message %}
+        RUN_SHELL_COMMAND CMD=update_git_script_message PARAMS="'{params.MESSAGE}'"
+    {% else %}
+        RUN_SHELL_COMMAND CMD=update_git_script
+    {% endif %}
+
+[gcode_shell_command update_git_script]
+command: bash -c "bash $HOME/klipper-backup/script.sh"
+timeout: 90.0
+verbose: True
+
+[gcode_shell_command update_git_script_message]
+command: bash -c "bash $HOME/klipper-backup/script.sh -c \"$0\""
+timeout: 90.0
+verbose: True
\ No newline at end of file