try to use rpmtree for euleros

[lynn901]

cat euler/repo.yaml

repositories:

• arch: x86_64 baseurl: http://mirrors.bclinux.org/bclinux/oe21.10/OS/x86_64/ name: BC-Linux-release - baseos gpgkey: http://mirrors.bclinux.org/bclinux/oe22.10/OS/x86_64/RPM-GPG-KEY-openEuler
• arch: x86_64 baseurl: http://mirrors.bclinux.org/bclinux/oe21.10/everything/x86_64/ name: BC-Linux-release - everything gpgkey: http://mirrors.bclinux.org/bclinux/oe22.10/OS/x86_64/RPM-GPG-KEY-openEuler
• arch: x86_64 baseurl: http://mirrors.bclinux.org/bclinux/oe21.10/update/x86_64/ name: BC-Linux-release - update gpgkey: http://mirrors.bclinux.org/bclinux/oe22.10/OS/x86_64/RPM-GPG-KEY-openEuler
• arch: x86_64 baseurl: http://mirrors.bclinux.org/bclinux/oe21.10/extras/x86_64/ name: BC-Linux-release - extras gpgkey: http://mirrors.bclinux.org/bclinux/oe22.10/OS/x86_64/RPM-GPG-KEY-openEuler
• arch: x86_64 baseurl: http://100.71.8.130/bigcloud/bclinux/virt/rolling/BC-EV/BC-EV_V2.2/euler/x86_64/ name: BC-Linux-release - BC-EV gpgcheck: 0 repo_gpgcheck: 0
• arch: x86_64 baseurl: https://repo.openeuler.org/openEuler-20.03-LTS-SP1/debuginfo/x86_64/ name: openeuler-release - extras

bazelisk run //:bazeldnf -- rpmtree --buildfile euler/BUILD.bazel --repofile euler/repo.yaml --basesystem openEuler-release --name libvirttree libvirt

INFO: Analyzed target //:bazeldnf (0 packages loaded, 0 targets configured). INFO: Found 1 target... Target //:bazeldnf up-to-date: bazel-bin/bazeldnf.bash INFO: Elapsed time: 0.404s, Critical Path: 0.09s INFO: 1 process: 1 internal. INFO: Build completed successfully, 1 total action INFO: Build completed successfully, 1 total action INFO[0000] Loading packages. Error: strconv.ParseInt: parsing "None": invalid syntax

### how can i debug this error?