How to: From source
Clone the `fuel-core` repository : 
```
git clone https://github.com/FuelLabs/fuel-core.git
```

Go to the latest release tag for ignition on the `fuel-core` repository :
```
git checkout v0.45.1
```

Build your node binary:
```bash
make build
```

To run the node follow : https://docs.fuel.network/docs/node-operator/fuel-ignition/mainnet-node/