CI: correctly update origin/master (or release) for gcov test with MR pipeline
fatal: ambiguous argument 'origin/master...': unknown revision or path not in the working tree.
Reported-by: Matthew Knepley knepley@gmail.com
fatal: ambiguous argument 'origin/master...': unknown revision or path not in the working tree.
Reported-by: Matthew Knepley knepley@gmail.com