def do_cleanall(d):
    src_uri = (d.getVar('SRC_URI') or "").split()
    if not src_uri:
        return

    try:
        fetcher = bb.fetch2.Fetch(src_uri, d)
        fetcher.clean()
    except bb.fetch2.BBFetchException as e:
        bb.fatal(str(e))

do_cleanall(d)