$ git clone -n https://gitee.com/src-anolis-os/grub2.git /mnt/mock/kojid//dist-an23.3-riscv-build-444785-73233/root/chroot_tmpdir/scmroot/grub2
Cloning into '/mnt/mock/kojid//dist-an23.3-riscv-build-444785-73233/root/chroot_tmpdir/scmroot/grub2'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/grub2
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2c4956c loongarch: Pass option "-mno-lsx" to avoid generating vector