$ git clone -n https://src.fedoraproject.org/rpms/rtl-sdr.git /var/lib/mock/f31-build-88852-32016/root/chroot_tmpdir/scmroot/rtl-sdr
Cloning into '/var/lib/mock/f31-build-88852-32016/root/chroot_tmpdir/scmroot/rtl-sdr'...
$ git reset --hard 2ab821fb708ce1d39765eb82c5edf05bff56ddde
HEAD is now at 2ab821f - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild