$ git clone -n https://src.fedoraproject.org/rpms/jctools.git /var/lib/mock/f41-build-1706019-24578/root/chroot_tmpdir/scmroot/jctools
Cloning into '/var/lib/mock/f41-build-1706019-24578/root/chroot_tmpdir/scmroot/jctools'...
$ git fetch origin 0b6779d525d5299ecd6dfa56c9204b4cc8a9c0fb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jctools
 * [new ref]         0b6779d525d5299ecd6dfa56c9204b4cc8a9c0fb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0b6779d Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild