$ git clone -n https://src.fedoraproject.org/rpms/since.git /var/lib/mock/f31-build-52338-27651/root/chroot_tmpdir/scmroot/since
Cloning into '/var/lib/mock/f31-build-52338-27651/root/chroot_tmpdir/scmroot/since'...
$ git reset --hard 5a7791a2019d46902113f1ca1762102fe726ab65
HEAD is now at 5a7791a - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild