$ git clone -n https://gitee.com/jiangxin00/qemu.git /var/lib/mock/dist-an23-build-316991-67792/root/chroot_tmpdir/scmroot/qemu
Cloning into '/var/lib/mock/dist-an23-build-316991-67792/root/chroot_tmpdir/scmroot/qemu'...
$ git fetch origin 88da33ce523e4f22fd4461a88cb4ed3ec85d753a:KOJI_FETCH_HEAD
From https://gitee.com/jiangxin00/qemu
 * [new ref]         88da33ce523e4f22fd4461a88cb4ed3ec85d753a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 88da33c Support Hygon CSV3 feature