Integrate cloning in linux setup script

gui.sh

@@ -50,6 +50,9 @@ if [[ -z "${LD_LIBRARY_PATH}" ]]; then
     echo -e " "
 fi
 
+# Clone or checkout release branch if required:
+python "$SCRIPT_DIR/setup/setup_sd-scripts.py"
+
 # Determine the requirements file based on the system
 if [[ "$OSTYPE" == "darwin"* ]]; then
     if [[ "$(uname -m)" == "arm64" ]]; then

setup/setup_sd-scripts.py

@@ -0,0 +1,30 @@
+import os
+import sys
+import setup_common
+
+# Get the absolute path of the current file's directory (Kohua_SS project directory)
+project_directory = os.path.dirname(os.path.abspath(__file__))
+
+# Check if the "setup" directory is present in the project_directory
+if "setup" in project_directory:
+    # If the "setup" directory is present, move one level up to the parent directory
+    project_directory = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+
+# Add the project directory to the beginning of the Python search path
+sys.path.insert(0, project_directory)
+
+from kohya_gui.custom_logging import setup_logging
+
+# Set up logging
+log = setup_logging()
+
+def main():
+    # Read the tag version from the file
+    tag_version = setup_common.read_tag_version_from_file(".\.sd-scripts-release")
+
+    setup_common.clone_or_checkout(
+        "https://github.com/kohya-ss/sd-scripts.git", tag_version, "sd-scripts"
+    )
+
+if __name__ == '__main__':
+    main()