$ git clone -n https://src.fedoraproject.org/rpms/R-rlecuyer.git /var/lib/mock/f31-build-74189-31091/root/chroot_tmpdir/scmroot/R-rlecuyer
Cloning into '/var/lib/mock/f31-build-74189-31091/root/chroot_tmpdir/scmroot/R-rlecuyer'...
$ git reset --hard f8248deec2a5a529fd0b05a5425a1bfefca7a2e3
HEAD is now at f8248de - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild