$ git clone -n https://gitee.com/opencloudos-stream/malcontent.git /var/lib/mock/dist-oc9-epol-build-149976-79725/root/chroot_tmpdir/scmroot/malcontent
Cloning into '/var/lib/mock/dist-oc9-epol-build-149976-79725/root/chroot_tmpdir/scmroot/malcontent'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/malcontent
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6f9fd00 !3 Rebuilt for loongarch64 Merge pull request !3 from brucezhang/master