$ git clone -n https://src.fedoraproject.org/rpms/spor.git /var/lib/mock/f41-build-1198306-22368/root/chroot_tmpdir/scmroot/spor
Cloning into '/var/lib/mock/f41-build-1198306-22368/root/chroot_tmpdir/scmroot/spor'...
$ git fetch origin ba2076924faf7237a2e4d241dededf86ae0db59b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/spor
 * [new ref]         ba2076924faf7237a2e4d241dededf86ae0db59b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ba20769 Eliminate use of obsolete %patchN syntax (#2283636)