I find it:
1. koji call resetBuild # reset failed build
2. koji call createEmptyBuild # change state
3. koji import or koji build again
But I don't know how to “Completely” delete a build from koji and database.
Anybody knows ?
I use " koji call resetBuild" to clean a failed build , then i import the SRPM&RPMS directly.
SRPM be imported, and when import RPMS, it gives "Error importing : Build is CANCELED"
Cant I reuse a failed NVR ?