$ git clone -n https://src.fedoraproject.org/rpms/R-R.oo.git /var/lib/mock/f41-build-side-1-3142780-40009/root/chroot_tmpdir/scmroot/R-R.oo
Cloning into '/var/lib/mock/f41-build-side-1-3142780-40009/root/chroot_tmpdir/scmroot/R-R.oo'...
$ git fetch origin 7f6d18fdf39727b906d8287db936ca851d1cb5eb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-R.oo
 * [new ref]         7f6d18fdf39727b906d8287db936ca851d1cb5eb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7f6d18f Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild