Update app.py

app.py

@@ -4,7 +4,7 @@ except:
     import os 
     # os.system('pip install git+https://github.com/facebookresearch/detectron2.git')
     # os.system("python -m pip install detectron2==0.6 -f https://dl.fbaipublicfiles.com/detectron2/wheels/cu113/torch1.10/index.html")
-    os.system('git clone https://github.com/facebookresearch/detectron2.git')
+    os.system('git clone https://github.com/facebookresearch/detectron2.git --branch v0.6')
     os.system('python -m pip install -e detectron2')
 import sys
 import cv2