$ git clone -n https://src.fedoraproject.org/rpms/wmMatrix.git /var/lib/mock/f31-build-60617-28756/root/chroot_tmpdir/scmroot/wmMatrix
Cloning into '/var/lib/mock/f31-build-60617-28756/root/chroot_tmpdir/scmroot/wmMatrix'...
$ git reset --hard 90090e9893b0768c242a1a0c06f53073822ac6e1
HEAD is now at 90090e9 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild