$ git clone -n https://src.fedoraproject.org/rpms/R-fastmatch.git /var/lib/mock/f31-build-85443-31601/root/chroot_tmpdir/scmroot/R-fastmatch
Cloning into '/var/lib/mock/f31-build-85443-31601/root/chroot_tmpdir/scmroot/R-fastmatch'...
$ git reset --hard 11b28d0b0d3e096318366135900c105b0d326d38
HEAD is now at 11b28d0 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild