$ git clone -n https://gitee.com/idolsama/efivar.git /var/lib/mock/dist-an23-build-326567-68995/root/chroot_tmpdir/scmroot/efivar
Cloning into '/var/lib/mock/dist-an23-build-326567-68995/root/chroot_tmpdir/scmroot/efivar'...
$ git fetch origin bf7f488a6468c841f7a3afc0eab442df834f9717:KOJI_FETCH_HEAD
From https://gitee.com/idolsama/efivar
 * [new ref]         bf7f488a6468c841f7a3afc0eab442df834f9717 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bf7f488 fix build on riscv64