Hi, apparently linux-usb sourceforge switched over to SVN - so what you are getting there is an error page.
Possible fix would be:
diff --git a/gnu/packages/virtualization.scm b/gnu/packages/virtualization.scm
index 55a92eca0..be8a8bb86 100644
--- a/gnu/packages/virtualization.scm
+++ b/gnu/packages/virtualization.scm
@@ -280,7 +280,7 @@ server and embedded PowerPC, and S390 guests.")
("usb.ids"
,(origin
(method url-fetch)
- (uri
"http://linux-usb.cvs.sourceforge.net/viewvc/linux-usb/htdocs/usb.ids?revision=1.551";)
+ (uri
"https://svn.code.sf.net/p/linux-usb/repo/trunk/htdocs/usb.ids?r=1551";)
(file-name "usb.ids")
(sha256
(base32
pgpOiehKlaWry.pgp
Description: OpenPGP digital signature
