[badger@Clingman python-fedora-devel]$ time sudo repoquery --repoid=development --whatrequires --alldeps 'nant'
boo-0:0.8.1.2865-2.fc9.i386
mono-addins-0:0.3-4.fc9.i386
nant-docs-0:0.86-5.fc9.i386
mono-web-0:1.9-3.fc9.i386
ipod-sharp-0:0.8.0-4.fc9.i386
banshee-0:0.13.2-4.fc9.i386
nant-0:0.86-5.fc9.i386
mono-nunit-0:1.9-3.fc9.i386
beagle-0:0.3.5-1.fc9.i386
monodoc-0:1.2.6-2.1.fc9.i386
ikvm-0:0.22-10.fc6.i386
mono-devel-0:1.9-3.fc9.i386
bytefx-data-mysql-0:1.9-3.fc9.i386
f-spot-0:0.4.2-4.fc9.i386

real	0m3.390s
user	0m3.125s
sys	0m0.205s
[badger@Clingman python-fedora-devel]$ time sudo repoquery --repoid=development --repoid=development-source --whatrequires --alldeps 'mono(NAnt.Core)'
nant-0:0.86-5.fc9.i386
boo-0:0.8.1.2865-2.fc9.i386

real	0m4.651s
user	0m4.356s
sys	0m0.224s