$ git clone -n https://src.fedoraproject.org/rpms/mod_dnssd.git /var/lib/mock/f41-build-1022460-18076/root/chroot_tmpdir/scmroot/mod_dnssd
Cloning into '/var/lib/mock/f41-build-1022460-18076/root/chroot_tmpdir/scmroot/mod_dnssd'...
$ git fetch origin ec4eda859d41ae6b4926bf4bf9defdec28fe36a3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mod_dnssd
 * [new ref]         ec4eda859d41ae6b4926bf4bf9defdec28fe36a3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ec4eda8 Eliminate use of obsolete %patchN syntax (#2283636)