$ git clone -n https://src.fedoraproject.org/rpms/grub2-breeze-theme.git /var/lib/mock/f40-build-1236457-22898/root/chroot_tmpdir/scmroot/grub2-breeze-theme
Cloning into '/var/lib/mock/f40-build-1236457-22898/root/chroot_tmpdir/scmroot/grub2-breeze-theme'...
$ git fetch origin 8869b56361e9ea3900b060465201167f3dec0dfa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/grub2-breeze-theme
 * [new ref]         8869b56361e9ea3900b060465201167f3dec0dfa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8869b56 feat: 6.1.1