Good example XML for 'refsite'

[nsk126]

Does anyone have the source xml for the following video or a simple example use of refsite for easier understand. My apologies, if this has already been shown or was obvious and I failed to see it. Thank you.

Cartesian end-effector control in MuJoCo

[nsk126]

So Sorry. I just found it in the Docs. It was right there.

https://github.com/google-deepmind/mujoco/blob/main/test/engine/testdata/actuation/refsite.xml