Rsync to Android
Connecting Android to your Linux you need to use gvfs. Rsync also wants to set files timestams that is why you need this hack.
0. Install gvfs-fuse
For use MTP devices in terminal need to use gvfs-use:
apt install gvfs-use
1. Find MTP device in /run/user/1000/gvfs
Next follow to that folder you need to store your data.