$ git clone -n https://gitee.com/opencloudos-stream/perl-Sys-MemInfo.git /var/lib/mock/dist-ocs23-build-236995-20941/root/chroot_tmpdir/scmroot/perl-Sys-MemInfo
Cloning into '/var/lib/mock/dist-ocs23-build-236995-20941/root/chroot_tmpdir/scmroot/perl-Sys-MemInfo'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/perl-Sys-MemInfo
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 23e3fdc Rebuilt for loongarch release