$ git clone -n https://gitee.com/shirley0901/grub2_anolis.git /var/lib/mock/dist-an23-build-463833-73862/root/chroot_tmpdir/scmroot/grub2_anolis
Cloning into '/var/lib/mock/dist-an23-build-463833-73862/root/chroot_tmpdir/scmroot/grub2_anolis'...
$ git fetch origin 3bf620f15f564eb498ba323daf640710cc782a95:KOJI_FETCH_HEAD
From https://gitee.com/shirley0901/grub2_anolis
 * [new ref]         3bf620f15f564eb498ba323daf640710cc782a95 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3bf620f Merge branch 'a23' of gitee.com:src-anolis-os/grub2 into a23