They are in EPEL 5. You probably need to enable the epel-testing
repository.
yum --enablerepo=epel-testing install \*guestfs\* guestfish
Alternately you can download RPMs directly from out build system. Any
*.el5 build with a green tick next to it will work from here:
http://koji.fedoraproject.org/koji/packageinfo?packageID=8391
It is best to use the most recent version available, since there have
been significant improvements.
Rich.
--
Richard Jones, Emerging Technologies, Red Hat http://et.redhat.com/~rjones
Read my programming blog: http://rwmj.wordpress.com
Fedora now supports 75 OCaml packages (the OPEN alternative to F#)
http://cocan.org/getting_started_with_ocaml_on_red_hat_and_fedora