$ git clone -n https://src.fedoraproject.org/rpms/R-purrr.git /var/lib/mock/f33-build-143904-42886/root/chroot_tmpdir/scmroot/R-purrr
Cloning into '/var/lib/mock/f33-build-143904-42886/root/chroot_tmpdir/scmroot/R-purrr'...
$ git reset --hard 41072960a4965c01f035134aad4ef5e294cdbaac
HEAD is now at 4107296 - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild