update utils
update utils

added function to retrieve the appropriate internal_scm beginning based
upon the configured PNC url

thauser/pnc-cli,janinko/pnc-cli,janinko/pnc-cli,project-ncl/pnc-cli,project-ncl/pnc-cli,thauser/pnc-cli,thauser/pnc-cli,janinko/pnc-cli,project-ncl/pnc-cli