$ git clone -n https://gitee.com/opencloudos-stream/perl-DBIx-Class.git /var/lib/mock/dist-ocs23-epol9-build-227323-17097/root/chroot_tmpdir/scmroot/perl-DBIx-Class
Cloning into '/var/lib/mock/dist-ocs23-epol9-build-227323-17097/root/chroot_tmpdir/scmroot/perl-DBIx-Class'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/perl-DBIx-Class
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6e516d5 update