use command "koji build --scratch target-name srpm" to build rpms by koji，but block,i wonder why? please help me

[zhiqifeiyang]

it had such wrong

Result
GenericError: No such rpm: {'name': 'crypto-policies', 'version': '20211116', 'release': '1.gitae470d6.an8', 'epoch': None, 'arch': 'noarch', 'size': 73259, 'buildtime': 1650253754, 'payloadhash': '4cb21a225722a5eb1a13531e97ad7140'}

---

[root@iZbp17zxxxxx92kdavZ bak]# uname -r
4.18.0-448.el8.x86_64
[root@iZbp17zxxxxx92kdavZ bak]# cat /etc/redhat-release
CentOS Stream release 8
[root@iZbp17zxxxxx92kdavZ bak]# rpm -qa | grep koji
python3-koji-1.32.0-1.el8.noarch
koji-utils-1.32.0-1.el8.noarch
koji-builder-1.32.0-1.el8.noarch
koji-1.32.0-1.el8.noarch
[root@iZbp17zxxxxx92kdavZ bak]#
[root@iZbp17zxxxxx92kdavZ bak]# rpm -qa | grep mock
mock-core-configs-38.3-1.el8.noarch
mock-filesystem-3.5-1.el8.noarch
mock-3.5-1.el8.noarch

[zhiqifeiyang]