$ git clone -n https://gitee.com/opencloudos-stream/git.git /var/lib/mock/dist-ocs23-rebuild-test-0-build-283148-27303/root/chroot_tmpdir/scmroot/git
Cloning into '/var/lib/mock/dist-ocs23-rebuild-test-0-build-283148-27303/root/chroot_tmpdir/scmroot/git'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/git
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b10494e Rebuilt for loongarch release