$ git clone -n https://gitee.com/src-anolis-os/rubygem-mysql2.git /var/lib/mock/dist-an8.9-build-381161-71827/root/chroot_tmpdir/scmroot/rubygem-mysql2
Cloning into '/var/lib/mock/dist-an8.9-build-381161-71827/root/chroot_tmpdir/scmroot/rubygem-mysql2'...
$ git fetch origin a8-ruby-stream-3.0:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/rubygem-mysql2
 * [new branch]      a8-ruby-stream-3.0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c552026 import rubygem-mysql2-0.5.3-1.module+el8.5.0+11580+845038eb