$ git clone -n https://src.fedoraproject.org/rpms/python-jq.git /var/lib/mock/f45-build-31227-651/root/chroot_tmpdir/scmroot/python-jq
Cloning into '/var/lib/mock/f45-build-31227-651/root/chroot_tmpdir/scmroot/python-jq'...
$ git fetch origin d6d370025ec5e6d2e682141c60670be3208a4325:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-jq
 * [new ref]         d6d370025ec5e6d2e682141c60670be3208a4325 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d6d3700 update to 1.12.0, fix F45FTBFS