Allow specifying the branch of the Hugo project.

Config/HugoExample/files/main.sh

@@ -1,18 +1,24 @@
 #!/usr/bin/env bash
 
 REPO="$1"
-echo "REPO=$REPO"
+echo "REPO='$REPO'"
 
-PROD="$2"
+BRANCH="$2"
+if [[ -n $BRANCH ]]; then
+	BRANCH="--branch $BRANCH"
+fi
+echo "BRANCH='$BRANCH'"
+
+PROD="$3"
 typeset -u PROD
-echo "PROD=$PROD"
+echo "PROD='$PROD'"
 
-DEV="$3"
+DEV="$4"
 typeset -u DEV
-echo "DEV=$DEV"
+echo "DEV='$DEV'"
 
 echo "*** Creating Git Repo ***"
-sudo -u www-data git clone --recurse-submodules $REPO /var/www/hugo/site
+sudo -u www-data git clone --recurse-submodules $BRANCH $REPO /var/www/hugo/site
 status="$?"
 
 echo "*** Validating Git Repo ***"