$ git clone -n https://gitee.com/opencloudos-stream/svt-av1.git /var/lib/mock/dist-oc9-epol-build-164786-79753/root/chroot_tmpdir/scmroot/svt-av1
Cloning into '/var/lib/mock/dist-oc9-epol-build-164786-79753/root/chroot_tmpdir/scmroot/svt-av1'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/svt-av1
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 20d25d1 !3 Rebuilt for loongarch64 Merge pull request !3 from brucezhang/master