2023-12-01 11:13:56,764 [INFO] {1727974} koji.build.buildroot:564 Running mock as kojibuilder
ERROR: Option --old-chroot has been deprecated. Use --isolation=simple instead.
INFO: mock.py version 5.0 starting (python version = 3.11.5, NVR = mock-5.0-1.fc38)...
Start: init plugins
INFO: selinux disabled
Finish: init plugins
INFO: Signal handler active
Start: run
Start: clean chroot
Finish: clean chroot
Mock Version: 5.0
INFO: Mock Version: 5.0
Start: chroot init
INFO: calling preinit hooks
INFO: enabled HW Info plugin
INFO: Package manager dnf detected and used (fallback)
Start: installing minimal buildroot with dnf
ERROR: Command failed: 
 # /usr/bin/dnf-3 --installroot /var/lib/mock/f39-build-1879021-42748/root/ --setopt=deltarpm=False --setopt=allow_vendor_change=yes --allowerasing --disableplugin=local --disableplugin=spacewalk --disableplugin=versionlock groupinstall build
Unable to detect release version (use '--releasever' to specify release version)
No matches found for the following disable plugin patterns: local, spacewalk, versionlock
Errors during downloading metadata for repository 'build':
  - Curl error (7): Couldn't connect to server for http://openkoji.iscas.ac.cn/kojifiles/repos/f39-build/42748/riscv64/repodata/caf93d6d13442b4d743440547cfc32c58cdecc0a02181fb60c3b030d0524f86a-filelists.xml.gz [Failed to connect to openkoji.iscas.ac.cn port 80 after 1 ms: Couldn't connect to server]
  - Curl error (18): Transferred a partial file for http://openkoji.iscas.ac.cn/kojifiles/repos/f39-build/42748/riscv64/repodata/caf93d6d13442b4d743440547cfc32c58cdecc0a02181fb60c3b030d0524f86a-filelists.xml.gz [transfer closed with 19736380 bytes remaining to read]
  - Curl error (7): Couldn't connect to server for http://openkoji.iscas.ac.cn/kojifiles/repos/f39-build/42748/riscv64/repodata/caf93d6d13442b4d743440547cfc32c58cdecc0a02181fb60c3b030d0524f86a-filelists.xml.gz [Failed to connect to openkoji.iscas.ac.cn port 80 after 17 ms: Couldn't connect to server]
Error: Failed to download metadata for repo 'build': Yum repo downloading error: Downloading error(s): repodata/caf93d6d13442b4d743440547cfc32c58cdecc0a02181fb60c3b030d0524f86a-filelists.xml.gz - Cannot download, all mirrors were already tried without success