$ git clone -n https://gitee.com/gcdota930915/grub2.git /var/lib/mock/dist-an23-build-546976-87542/root/chroot_tmpdir/scmroot/grub2
Cloning into '/var/lib/mock/dist-an23-build-546976-87542/root/chroot_tmpdir/scmroot/grub2'...
$ git fetch origin dbfb9b29eddae3e06be62053230f06da7f876322:KOJI_FETCH_HEAD
From https://gitee.com/gcdota930915/grub2
 * [new ref]         dbfb9b29eddae3e06be62053230f06da7f876322 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dbfb9b2 Add missing NX patches from CentOS 10 Stream