$ git clone -n https://src.fedoraproject.org/rpms/R-sysfonts.git /var/lib/mock/f41-build-821762-152622/root/chroot_tmpdir/scmroot/R-sysfonts
Cloning into '/var/lib/mock/f41-build-821762-152622/root/chroot_tmpdir/scmroot/R-sysfonts'...
$ git fetch origin 47c98542db1bbd8eae71d2b74eb261bda48f7cd4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-sysfonts
 * [new ref]         47c98542db1bbd8eae71d2b74eb261bda48f7cd4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 47c9854 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild