$ git clone -n https://src.fedoraproject.org/rpms/ghc-vector.git /var/lib/mock/f31-build-55040-28083/root/thebuilddir/tmp/scmroot/ghc-vector
Cloning into '/var/lib/mock/f31-build-55040-28083/root/thebuilddir/tmp/scmroot/ghc-vector'...
$ git reset --hard 0f48a5d5a16c11653a9fc644e11736f12c2cbccd
HEAD is now at 0f48a5d update to 0.12.0.2