$ git clone -n https://src.fedoraproject.org/rpms/nextpnr.git /var/lib/mock/f41-build-851131-165857/root/chroot_tmpdir/scmroot/nextpnr
Cloning into '/var/lib/mock/f41-build-851131-165857/root/chroot_tmpdir/scmroot/nextpnr'...
$ git fetch origin edcd2419df4d3e0d846b52d9a18d2786fce89117:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nextpnr
 * [new ref]         edcd2419df4d3e0d846b52d9a18d2786fce89117 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at edcd241 update to newer snapshot