Updated to latest (upstream) geth v1.10.1 that includes berlin hardfork changes and other changes. More details from geth: https://github.com/ethereum/go-ethereum/releases/tag/v1.10.1
Berlin fork blocks on different networks of Bor and their expected schedules are as follows:
- Mumbai: 13996000 (18th May 2021)
- Mainnet: 14750000 (21st May 2021)