$ git clone -n https://src.fedoraproject.org/rpms/R-systemfonts.git /var/lib/mock/f37-build-641552-71971/root/chroot_tmpdir/scmroot/R-systemfonts
Cloning into '/var/lib/mock/f37-build-641552-71971/root/chroot_tmpdir/scmroot/R-systemfonts'...
$ git reset --hard 15e843939631ebc475142ef37d240954b38a3aac
HEAD is now at 15e8439 update to 1.0.4, rebuild for R 4.2.1