My notes:

Fedora and MTP devices:

     # dnf install gvfs-mtp gvfs-fuse

     # groupadd fuse

     # gpasswd --add tony fuse

reboot

To find the name of the device:

     $ gio mount -li

     Mount(0): KYOCERA Android -> mtp://KYOCERA_KYOCERA_Android_615756870/

        Type: GProxyShadowMount (GProxyVolumeMonitorMTP)

-->    default_location=mtp://KYOCERA_KYOCERA_Android_615756870/

        themed icons:  [phone]

        symbolic themed icons:  [phone-symbolic]  [phone]

        can_unmount=1

        can_eject=0

        is_shadowed=0

To mount my phone (get from Nautilus or Thunar):

     $ gio mount mtp://KYOCERA_KYOCERA_Android_615756870/

     $ ls -al /run/user/500/gvfs