fix: readme

README.md

@@ -17,7 +17,7 @@ We use foundry extensively for maintaining and testing this contract suite:
 ### Clone this Repo
 
 ```shell
-$ git clone https://github.com/bob-collective/StarterKit.git
+$ git clone --recursive https://github.com/bob-collective/StarterKit.git
 $ cd StarterKit/
 ```
 
@@ -41,6 +41,7 @@ $ forge fmt
 
 ### To Deploy HelloBitcoin Contract on testnet
 
+- [Guide](https://support.metamask.io/hc/en-us/articles/360015289632-How-to-export-an-account-s-private-key) to get your private key from MetaMask. 
 ```shell
 export PRIVATE_KEY=0x<private_key>
 export USDT_ADDRESS=0xF58de5056b7057D74f957e75bFfe865F571c3fB6