Where is "JetPack_4.4_Linux_JETSON_NANO_DEVKIT" folder? (To use Raspberry HQ camera)

for the HQ camera there is github solution GitHub - RidgeRun/NVIDIA-Jetson-IMX477-RPIV3: NVIDIA Jetson IMX477 HQ RPI V3 camera driver
also reference thread Raspberry Pi HQ Camera in Jetson Nano