$ git clone -n https://src.fedoraproject.org/rpms/R-utf8.git /var/lib/mock/f31-build-74273-31103/root/chroot_tmpdir/scmroot/R-utf8
Cloning into '/var/lib/mock/f31-build-74273-31103/root/chroot_tmpdir/scmroot/R-utf8'...
$ git reset --hard 37aeda3a9ea75862644d52befc70d4b30e1e7ad1
HEAD is now at 37aeda3 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild