$ git clone -n https://gitee.com/src-anolis-os/perl-CPAN-Changes.git /var/lib/mock/dist-an23-loongarch-build-309875-66339/root/chroot_tmpdir/scmroot/perl-CPAN-Changes
Cloning into '/var/lib/mock/dist-an23-loongarch-build-309875-66339/root/chroot_tmpdir/scmroot/perl-CPAN-Changes'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/perl-CPAN-Changes
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at af18b60 Import package for anolis 23