$ git clone -n https://src.fedoraproject.org/rpms/python-signedjson.git /var/lib/mock/f40-build-2318612-58287/root/chroot_tmpdir/scmroot/python-signedjson
Cloning into '/var/lib/mock/f40-build-2318612-58287/root/chroot_tmpdir/scmroot/python-signedjson'...
$ git fetch origin 9d173409683fa1ac529adb31967c777de682c6b3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-signedjson
 * [new ref]         9d173409683fa1ac529adb31967c777de682c6b3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9d17340 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild