$ git clone -n https://src.fedoraproject.org/rpms/flex.git /var/lib/mock/f32-build-120066-36907/root/chroot_tmpdir/scmroot/flex
Cloning into '/var/lib/mock/f32-build-120066-36907/root/chroot_tmpdir/scmroot/flex'...
$ git reset --hard b089780d0be6c157ac87e29ed3952d4061009629
HEAD is now at b089780 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild