Update cp command to macOS
@@ -140,7 +140,7 @@ curl -s https://raw.githubusercontent.com/markshust/docker-magento/master/lib/te
rm -rf src
# Replace with existing source code of your existing Magento instance:
-cp ~/Sites/existing src
+cp -R ~/Sites/existing src
# or: git clone git@github.com:myrepo.git src
# Create a DNS host entry for the site: