$ git clone -n https://src.fedoraproject.org/rpms/R-spelling /var/lib/mock/f41-build-side-1-3148830-40135/root/chroot_tmpdir/scmroot/R-spelling
Cloning into '/var/lib/mock/f41-build-side-1-3148830-40135/root/chroot_tmpdir/scmroot/R-spelling'...
$ git fetch origin 50e3abc69c69733c3e3d2c971347df24a996807d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-spelling
 * [new ref]         50e3abc69c69733c3e3d2c971347df24a996807d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 50e3abc Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild