Upgrade

bash
# Attention, the status of the validator is being reset, use it only to switch to a new chain-id
sudo systemctl stop 0gchaind

# download binary
cd $HOME
rm -rf 0g-chain
git clone https://github.com/0glabs/0g-chain.git
cd 0g-chain
git tag
git checkout v0.2.5
make install

# check 0g version
0gchaind version

# Restart service
sudo systemctl restart 0gchaind && tail -f $HOME/.0gchain/log/chain.log