Multi-PAN with Sonoff ZBDongle-E?

Before I go down the rabbit hole, has anyone found a working recipe to for the ZBDongle-E with Multi-PAN?

See → [REQUEST] ZDongle-E Silicon Labs RCP (Radio Co-Processor) firmware concurrent multiprotocol Zigbee and OpenThread · Issue #5 · itead/Sonoff_Zigbee_Dongle_Firmware · GitHub

More specifically the latest post → https://github.com/itead/Sonoff_Zigbee_Dongle_Firmware/issues/5#issuecomment-1457943670