$ git clone -n https://src.fedoraproject.org/forks/packit-stg/rpms/gpxsee.git /var/lib/mock/f43-build-59063364-6570763/root/chroot_tmpdir/scmroot/gpxsee
Cloning into '/var/lib/mock/f43-build-59063364-6570763/root/chroot_tmpdir/scmroot/gpxsee'...
$ git fetch origin 5b06246b6a4e9b5b2d8a469042e13e01ac26edfb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/forks/packit-stg/rpms/gpxsee
 * [new ref]         5b06246b6a4e9b5b2d8a469042e13e01ac26edfb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5b06246 Update to 13.41 upstream release