def METHOD_NAME(self, path):
    """Mock certain OBS APIs returning a list of binaries"""
    if path[0:3] == ["build", "mock:prj", "containers"] and len(path) == 5:
        arch = path[3]
        srccontainer = path[4]
        if arch in self.container_arch_map[srccontainer]:
            return ["A binary"]
        return []
    else:
        raise RuntimeError("Path %s not expected" % path)