$ git clone -n https://gitee.com/huajingyun/docker-distribution.git /var/lib/mock/dist-an23-epao-build-317280-67805/root/chroot_tmpdir/scmroot/docker-distribution
Cloning into '/var/lib/mock/dist-an23-epao-build-317280-67805/root/chroot_tmpdir/scmroot/docker-distribution'...
$ git fetch origin 003271cb21eef2f0fe81fd062f0006b8666a8feb:KOJI_FETCH_HEAD
From https://gitee.com/huajingyun/docker-distribution
 * [new ref]         003271cb21eef2f0fe81fd062f0006b8666a8feb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 003271c distribution: add loong64 support