How do I import this into my PDI? I tried to import from Studio by proving below URL, my personal git userid and pwd. but it throws an error. Please advise

 

https://github.com/ServiceNowDevProgram/example-instancescan-checks.git'

 

{"error.message":"Repository authentication failed, check credentials. Make sure the user has both read and write access","exception.message":"org.eclipse.jgit.api.errors.TransportException: https:\/\/github.com\/ServiceNowDevProgram\/example-instancescan-checks.git: not authorized","exception.class":"com.glide.sourcecontrol.SourceControlException","error.code":"1001"}