$ git clone -n https://src.fedoraproject.org/rpms/R-readr.git /var/lib/mock/f33-build-256851-50814/root/chroot_tmpdir/scmroot/R-readr
Cloning into '/var/lib/mock/f33-build-256851-50814/root/chroot_tmpdir/scmroot/R-readr'...
$ git reset --hard 1a42ff5baac18dca7c196c657e21afd327f5ed03
HEAD is now at 1a42ff5 - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild