Here you go
[main]
cachedir=/var/cache/yum
debuglevel=2
logfile=/var/log/yum.log
pkgpolicy=newest
distroverpkg=fedora-release
tolerant=1
#exactarch=1
exactarch=0
#[fedora-us-1]
#name=Fedora Core 1 -- Fedora US mirror
#baseurl=http://download.fedora.redhat.com/fedora/fedora/1/i386/yum/os
#[fedora-us-1-updates]
#name=Fedora Core 1 updates -- Fedora US mirror
#baseurl=http://download.fedora.redhat.com/fedora/fedora/1/i386/yum/updates
[base]
name=Fedora Core $releasever - $basearch - Base
baseurl=http://download.fedora.us/fedora/fedora/$releasever/$basearch/yum/os
[updates-released]
name=Fedora Core $releasever - $basearch - Released Updates
baseurl=http://download.fedora.us/fedora/fedora/$releasever/$basearch/yum/updates
#[updates-testing]
#name=Fedora Core $releasever - $basearch - Unreleased Updates
#baseurl=http://download.fedora.us/fedora/fedora/$releasever/$basearch/yum/updates-testing
#[2.6testkernels]
#name=Test Linux 2.6-test prerelease kernels for RHL9/rawhide
#baseurl=http://people.redhat.com/arjanv/2.5/
[stable]
name=fedora stable
baseurl=http://download.fedora.us/fedora/fedora/$releasever/$basearch/yum/stable
#[livna-stable]
#name=Fedora Compatible Packages (livna-stable)
#baseurl=
#
http://rpm.livna.org/fedora/$releasever/$basearch/yum/stable
#[livna-unstable]
#name=Fedora Compatible Packages (livna-unstable)
#baseurl=
#
http://rpm.livna.org/fedora/$releasever/$basearch/yum/unstable
#[livna-testing]
#name=Fedora Compatible Packages (livna-testing)
#baseurl=
#
http://rpm.livna.org/fedora/$releasever/$basearch/yum/testing