$ git clone -n https://src.fedoraproject.org/rpms/scidavis.git /var/lib/mock/f40-build-735042-106174/root/chroot_tmpdir/scmroot/scidavis
Cloning into '/var/lib/mock/f40-build-735042-106174/root/chroot_tmpdir/scmroot/scidavis'...
$ git fetch origin fb32dee3685db974939065bb42bd814bd6939ec7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/scidavis
 * [new ref]         fb32dee3685db974939065bb42bd814bd6939ec7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fb32dee Add patch for liborigin-3.0.2