$ git clone -n https://src.fedoraproject.org/rpms/ignition-math.git /var/lib/mock/f41-build-785956-13590/root/chroot_tmpdir/scmroot/ignition-math
Cloning into '/var/lib/mock/f41-build-785956-13590/root/chroot_tmpdir/scmroot/ignition-math'...
$ git fetch origin 097cc7afed62356157dcbee157c838835d7928df:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ignition-math
 * [new ref]         097cc7afed62356157dcbee157c838835d7928df -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 097cc7a Eliminate use of obsolete %patchN syntax (#2283636)