$ git clone -n https://src.fedoraproject.org/rpms/php-pecl-json-post.git /var/lib/mock/f29-build-3707-945/root/thebuilddir/tmp/scmroot/php-pecl-json-post
Cloning into '/var/lib/mock/f29-build-3707-945/root/thebuilddir/tmp/scmroot/php-pecl-json-post'...
$ git reset --hard 1e5800496167c8538782c218662d54c320756095
HEAD is now at 1e58004 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild