$ git clone -n https://gitee.com/opencloudos-stream/proj.git /var/lib/mock/dist-oc9-epol-build-154525-79736/root/chroot_tmpdir/scmroot/proj
Cloning into '/var/lib/mock/dist-oc9-epol-build-154525-79736/root/chroot_tmpdir/scmroot/proj'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/proj
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ba33695 !3 Rebuilt for loongarch64 Merge pull request !3 from lwy605/master