Extras repoclosure stripped and pointed to EPEL 5 reports the following against CentOS 5.1. Included are also EPEL 5 Test Updates and EPEL 5 Needsign:
Summary of broken packages (by owner):
danken AT cs.technion.ac.il hunspell-he - 1.0-7.el5.i386
dennis AT ausil.us fedora-packager - 0.1.1-1.el5.noarch
foolish AT guezz.net perl-libwhisker2 - 2.4-3.el5.noarch
jkeating AT redhat.com koji-builder - 1.2.3-1.el5.noarch
jlaska AT redhat.com snake-server - 0.9-0.5git.el5.noarch
jonathansteffan AT gmail.com revisor-jigdo - 2.0.5-15.el5.noarch
limb AT jcomserv.net moodle - 1.8.2-1.el5.noarch
lmacken AT redhat.com bodhi-server - 0.4.4-1.el5.noarch
lxtnow AT gmail.com python-gammu - 0.20-1.el5.x86_64
matthias AT rpmforge.net python-Coherence - 0.2.1-3.el5.noarch
mmcgrath AT redhat.com nagios-devel - 2.9-1.el5.i386
qspencer AT ieee.org octave-forge - 20071212-6.el5.i386 octave-forge - 20071212-6.el5.x86_64
roozbeh AT farsiweb.info translate-toolkit - 0.10.1-1.el5.noarch
shahms AT shahms.com nautilus-bzr - 0.93.0-2.el5.i386
steve AT silug.org perl-Test-Base - 0.53-1.el5.noarch
tcallawa AT redhat.com R - 2.6.1-1.el5.i386 R - 2.6.1-1.el5.i386 R - 2.6.1-1.el5.x86_64
====================================================================== Broken packages in fedora-epel-5-x86_64:
nagios-devel-2.9-1.el5.i386 requires nagios = 0:2.9-1.el5 python-gammu-0.20-1.el5.x86_64 requires libGammu.so.1()(64bit)
====================================================================== Broken packages in fedora-epel-needsign-5-i386:
R-2.6.1-1.el5.i386 requires perl(File::Copy::Recursive)
====================================================================== Broken packages in fedora-epel-needsign-5-x86_64:
R-2.6.1-1.el5.i386 requires perl(File::Copy::Recursive) R-2.6.1-1.el5.x86_64 requires perl(File::Copy::Recursive) octave-forge-20071212-6.el5.i386 requires libnc-dap.so.3 octave-forge-20071212-6.el5.x86_64 requires libnc-dap.so.3()(64bit)
====================================================================== Broken packages in fedora-epel-testing-5-i386:
bodhi-server-0.4.4-1.el5.noarch requires yum-utils >= 0:1.1.7 bodhi-server-0.4.4-1.el5.noarch requires mash fedora-packager-0.1.1-1.el5.noarch requires plague-client hunspell-he-1.0-7.el5.i386 requires hunspell koji-builder-1.2.3-1.el5.noarch requires createrepo >= 0:0.4.11 moodle-1.8.2-1.el5.noarch requires mimetex nautilus-bzr-0.93.0-2.el5.i386 requires nautilus-python >= 0:0.4.3-4 perl-Test-Base-0.53-1.el5.noarch requires perl(Module::Install::Base) perl-libwhisker2-2.4-3.el5.noarch requires perl(MD5) python-Coherence-0.2.1-3.el5.noarch requires python-twisted-core python-Coherence-0.2.1-3.el5.noarch requires python-nevow python-Coherence-0.2.1-3.el5.noarch requires python-twisted-web revisor-jigdo-2.0.5-15.el5.noarch requires jigdo snake-server-0.9-0.5git.el5.noarch requires pykickstart >= 0:1.1 translate-toolkit-0.10.1-1.el5.noarch requires python-enchant