$ git clone -n https://gitee.com/zhoujiajia111/grub2.git /var/lib/mock/dist-an23-build-465201-73949/root/chroot_tmpdir/scmroot/grub2
Cloning into '/var/lib/mock/dist-an23-build-465201-73949/root/chroot_tmpdir/scmroot/grub2'...
$ git fetch origin 0c41b94881747aae46a22d17dc91401161546728:KOJI_FETCH_HEAD
From https://gitee.com/zhoujiajia111/grub2
 * [new ref]         0c41b94881747aae46a22d17dc91401161546728 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0c41b94 fix cve