Model Implementation git-repository is not found for deepstram-5.1

Hi, I am using Deepstram-5.1 in Jetson-TX2
I need to implement lprnet for my requirement using python but in the document Instructions to deploy the model with DeepStream, I got a 404 for git-repository
Reference Links:
Documentation Link: NVIDIA NGC
git-repository Link: https://github.com/NVIDIA-AI-IOT/ds-lpr-sample