The search command doesn't handle arguments detection well and results in IndexError.
% koji search build IndexError: list index out of range
[PR#707
Commit 39dc9efa fixes this issue
Commit 5da7c18f fixes this issue
Metadata Update from @mikem: - Issue set to the milestone: 1.15
This issue has been migrated to Fedora Forge: https://forge.fedoraproject.org/koji/koji/issues/706
Please continue any further discussion there.