$ git clone -n https://src.fedoraproject.org/rpms/boost.git /var/lib/mock/f33-build-309332-57238/root/chroot_tmpdir/scmroot/boost
Cloning into '/var/lib/mock/f33-build-309332-57238/root/chroot_tmpdir/scmroot/boost'...
$ git reset --hard cdb89c50f8e1d0bce4f9e87121b5580d4e5a6bca
HEAD is now at cdb89c5 - Second attempt - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild