$ git clone -n https://gitee.com/opencloudos-stream/perl.git /var/lib/mock/dist-ocs23-build-121533-8678/root/chroot_tmpdir/scmroot/perl
Cloning into '/var/lib/mock/dist-ocs23-build-121533-8678/root/chroot_tmpdir/scmroot/perl'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/perl
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2ef0732 !5 Change opencloudos-rpm-config to system-rpm-config Merge pull request !5 from jackxjchen/master