$ git clone -n https://src.fedoraproject.org/rpms/dnsdist.git /var/lib/mock/f40-build-2429934-60606/root/chroot_tmpdir/scmroot/dnsdist
Cloning into '/var/lib/mock/f40-build-2429934-60606/root/chroot_tmpdir/scmroot/dnsdist'...
$ git fetch origin fde2e86b2c02a3b11b39a5acff5c0067f5e8389d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dnsdist
 * [new ref]         fde2e86b2c02a3b11b39a5acff5c0067f5e8389d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fde2e86 re-enable dns-over-https