<project-name>is your choice as long as it satisfies the rule of a folder name.
-t), SoproX will choose the hello-word program as a default template. However, you can choose among various templates that are provided by the tool. For example, you want to create a SRC20 template instead of the default,
-g) option is for you.
<git_url>to origin remote automatically.
--airdrop. We call them dominant options because when these options is referred, with regardless to other options, the tool will execute them and terminate the process immediately.
new-app, and output the version.