$ git clone -n https://src.fedoraproject.org/rpms/CBFlib.git /var/lib/mock/f31-build-48252-27072/root/chroot_tmpdir/scmroot/CBFlib
Cloning into '/var/lib/mock/f31-build-48252-27072/root/chroot_tmpdir/scmroot/CBFlib'...
$ git reset --hard 301acc6ad32063f134f163056cf4f3abbb56dde9
HEAD is now at 301acc6 - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild