2021-09-18 10:41:10,673 [INFO] {597164} koji.build.buildroot:540 Running mock as kojibuilder
INFO: mock.py version 2.9 starting (python version = 3.9.4, NVR = mock-2.9-1.fc33)...
Start(bootstrap): init plugins
INFO: selinux enabled
Finish(bootstrap): init plugins
Start: init plugins
INFO: selinux enabled
Finish: init plugins
INFO: Signal handler active
Start: run
Start: clean chroot
Finish: clean chroot
Start(bootstrap): chroot init
INFO: calling preinit hooks
INFO: enabled HW Info plugin
Mock Version: 2.9
INFO: Mock Version: 2.9
Start(bootstrap): dnf install
ERROR: Command failed: 
 # /usr/bin/dnf --installroot /var/lib/mock/roe1-build-4667-1213-bootstrap/root/ --setopt=deltarpm=False --allowerasing --disableplugin=local --disableplugin=spacewalk install dnf dnf-plugins-core --setopt=tsflags=nocontexts
Unable to detect release version (use '--releasever' to specify release version)
No matches found for the following disable plugin patterns: local, spacewalk
Errors during downloading metadata for repository 'build':
  - Curl error (35): SSL connect error for https://openkoji.iscas.ac.cn/kojifiles/repos/roe1-build/1213/riscv64/repodata/b50d4051acbc10e312a8730cebdd2c6dd19e2211f9c6b23f8d99a7e191237a99-comps.xml.gz [OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to openkoji.iscas.ac.cn:443 ]
  - Curl error (35): SSL connect error for https://openkoji.iscas.ac.cn/kojifiles/repos/roe1-build/1213/riscv64/repodata/7d0c06f19986644c3b3cc6704c932958f86164322e15f2134661ec92200fe0e4-primary.xml.gz [OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to openkoji.iscas.ac.cn:443 ]
  - Curl error (35): SSL connect error for https://openkoji.iscas.ac.cn/kojifiles/repos/roe1-build/1213/riscv64/repodata/ee1ca6d076c1bd5923209644c2e130d2c18b3f791c172f11a3ba35bf18fb2814-filelists.xml.gz [OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to openkoji.iscas.ac.cn:443 ]
Error: Failed to download metadata for repo 'build': Yum repo downloading error: Downloading error(s): repodata/7d0c06f19986644c3b3cc6704c932958f86164322e15f2134661ec92200fe0e4-primary.xml.gz - Cannot download, all mirrors were already tried without success; repodata/ee1ca6d076c1bd5923209644c2e130d2c18b3f791c172f11a3ba35bf18fb2814-filelists.xml.gz - Cannot download, all mirrors were already tried without success; repodata/65c4f66e2808d328890505c3c2f13bb35a96f457d1c21a6346191c4dc07e6080-updateinfo.xml.gz - Cannot download, all mirrors were already tried without success