$ git clone -n https://src.fedoraproject.org/rpms/rpm.git /var/lib/mock/f32-build-118967-36352/root/thebuilddir/tmp/scmroot/rpm
Cloning into '/var/lib/mock/f32-build-118967-36352/root/thebuilddir/tmp/scmroot/rpm'...
$ git reset --hard aa9697a386fc23064c34d4f3d72dfa71d955fae8
HEAD is now at aa9697a Rebase to 4.15.1
$ git reset --hard aa9697a386fc23064c34d4f3d72dfa71d955fae8
HEAD is now at aa9697a Rebase to 4.15.1