$ git clone -n https://src.fedoraproject.org/rpms/gpx-viewer.git /var/lib/mock/f40-build-2290008-55938/root/chroot_tmpdir/scmroot/gpx-viewer
Cloning into '/var/lib/mock/f40-build-2290008-55938/root/chroot_tmpdir/scmroot/gpx-viewer'...
$ git fetch origin 1850ddcb376620ec90b974a34d12fe9e657be76b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gpx-viewer
 * [new ref]         1850ddcb376620ec90b974a34d12fe9e657be76b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1850ddc Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild