$ git clone -n https://src.fedoraproject.org/rpms/libcddb.git /var/lib/mock/f31-build-58301-28434/root/chroot_tmpdir/scmroot/libcddb
Cloning into '/var/lib/mock/f31-build-58301-28434/root/chroot_tmpdir/scmroot/libcddb'...
$ git reset --hard 2d8a208bbdbeb552f35015cc91f56712d1066211
HEAD is now at 2d8a208 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild