how can i make an app read a repository and save the link ?

Question

private void CheckUpdate()

{

// i want to make it read a repository , for example :

www.*****.***/tags/1.0.0.0/

www.*****.***/tags/1.0.0.1/

www.*****.***/tags/1.0.0.2/

www.*****.***/tags/1.0.0.3/

 

and save the last one in my case /1.0.0.3/

and save it as  www.*****.***/tags/1.0.0.3/myapp.exe

 

}