$ git clone -n https://src.fedoraproject.org/rpms/fwupd-efi.git /var/lib/mock/f40-build-789911-136126/root/chroot_tmpdir/scmroot/fwupd-efi
Cloning into '/var/lib/mock/f40-build-789911-136126/root/chroot_tmpdir/scmroot/fwupd-efi'...
$ git fetch origin 217e8cb3300824dbc47554791e221bf330fed524:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fwupd-efi
 * [new ref]         217e8cb3300824dbc47554791e221bf330fed524 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 217e8cb New upstream release