$ git clone -n https://src.fedoraproject.org/rpms/R-base64enc.git /var/lib/mock/f33-build-293023-55027/root/chroot_tmpdir/scmroot/R-base64enc
Cloning into '/var/lib/mock/f33-build-293023-55027/root/chroot_tmpdir/scmroot/R-base64enc'...
$ git reset --hard 6f12158a98036dc1cd07a0d9cb8d6d2cb80bd354
HEAD is now at 6f12158 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild