How to update the Freeplay from Compute module 3 to Compute module 3+

[faresdelvalle]

good morning hope all is well, so when i do the command I'm denied permission

pi@retropie:~ $ cd /home/pi/Freeplay/

pi@retropie:~/Freeplay $ mv mk_arcade_joystick_rpi mk_arcade_joystick_rpi__old

pi@retropie:~/Freeplay $ git clone https://github.com/TheFlav/mk_arcade_joystick_rpi.git
Cloning into 'mk_arcade_joystick_rpi'...
remote: Enumerating objects: 19, done.
remote: Counting objects: 100% (19/19), done.
remote: Compressing objects: 100% (19/19), done.
remote: Total 793 (delta 9), reused 2 (delta 0), pack-reused 774
Receiving objects: 100% (793/793), 1.52 MiB | 378.00 KiB/s, done.
Resolving deltas: 100% (448/448), done.

pi@retropie:~/Freeplay $ cd /home/pi/Freeplay/mk_arcade_joystick_rpi/

pi@retropie:~/Freeplay/mk_arcade_joystick_rpi $ mv /etc/modprobe.d/mk_arcade_joystick.conf /home/pi/Freeplay/mk_arcade_joystick_rpi/mk_arcade_joystick.conf.bak
mv: cannot move '/etc/modprobe.d/mk_arcade_joystick.conf' to '/home/pi/Freeplay/mk_arcade_joystick_rpi/mk_arcade_joystick.conf.bak': PERMISSION DENIED

pi@retropie:~/Freeplay/mk_arcade_joystick_rpi $