$ git clone -n https://src.fedoraproject.org/rpms/nextpnr.git /var/lib/mock/f40-build-754023-117559/root/chroot_tmpdir/scmroot/nextpnr
Cloning into '/var/lib/mock/f40-build-754023-117559/root/chroot_tmpdir/scmroot/nextpnr'...
$ git fetch origin 55707387659f9c6b409cbdb0c5b547b653a93b61:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nextpnr
 * [new ref]         55707387659f9c6b409cbdb0c5b547b653a93b61 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5570738 update snapshot