$ git clone -n https://src.fedoraproject.org/rpms/grub2.git /var/lib/mock/f40-build-2530021-61829/root/chroot_tmpdir/scmroot/grub2
Cloning into '/var/lib/mock/f40-build-2530021-61829/root/chroot_tmpdir/scmroot/grub2'...
$ git fetch origin de8520b84a00acd5152bfacb433cc577fe825bca:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/grub2
 * [new ref]         de8520b84a00acd5152bfacb433cc577fe825bca -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at de8520b grub-set-bootflag: Fix for CVE-2024-1048 (CVE-2024-1048)