Running Fabric-Samples

For the version 2.2.4

Clone the samples repo to a clean directory by

```
git clone https://github.com/hyperledger/fabric-samples.git
git checkout release-2.2  # <<< ONLY if you want to use the 2.2.4 release
```
OR if you've already cloned it

```
git clean -xdf
git origin # check with git remote -v to see if the main repo is upstream or origin 
git pull
```

```
cd fabric-samples
# best to run the new install script
~/github.com/hyperledger/fabric/scripts/install-fabric.sh docker binary -f 2.2.4

./bin/peer version
peer:
 Version: 2.2.4
 Commit SHA: 263ca9e14
 Go version: go1.16.7
 OS/Arch: linux/amd64
 Chaincode:
  Base Docker Label: org.hyperledger.fabric
  Docker Namespace: hyperledger
  
  
cd test-network
./network.sh down