$ git clone -n https://src.fedoraproject.org/rpms/tachyon.git /var/lib/mock/f31-build-99267-33139/root/chroot_tmpdir/scmroot/tachyon
Cloning into '/var/lib/mock/f31-build-99267-33139/root/chroot_tmpdir/scmroot/tachyon'...
$ git reset --hard 1b2d3a9c2b64a26d0de09fca1dfdc5d73c175da4
HEAD is now at 1b2d3a9 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild