$ git clone -n https://src.fedoraproject.org/rpms/R-S4Vectors.git /var/lib/mock/f33-build-355116-60110/root/chroot_tmpdir/scmroot/R-S4Vectors
Cloning into '/var/lib/mock/f33-build-355116-60110/root/chroot_tmpdir/scmroot/R-S4Vectors'...
$ git reset --hard ca1c4d1d22dd926163d05acb5ca1ac4c7ad6f90a
HEAD is now at ca1c4d1 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild