yum update

[tony.chamberlain at lemko.com]

"yum update" gave me this.
Any ideas how to fix it?

--

[root at chamberl chamberl]# yum update
Setting up Update Process
Setting up repositories
http://crash.fce.vutbr.cz/crash-hat/centos/4/repodata/repomd.xml: [Errno 14] HTTP Error 404: Not Found
Trying other mirror.
Cannot open/read repomd.xml file for repository: crash-hat
failure: repodata/repomd.xml from crash-hat: [Errno 256] No more mirrors to try.
Error: failure: repodata/repomd.xml from crash-hat: [Errno 256] No more mirrors to try.


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