$ git clone -n https://src.fedoraproject.org/rpms/ghc-texmath.git /var/lib/mock/f31-build-101303-33380/root/thebuilddir/tmp/scmroot/ghc-texmath
Cloning into '/var/lib/mock/f31-build-101303-33380/root/thebuilddir/tmp/scmroot/ghc-texmath'...
$ git reset --hard 1fceb6d972651be26f28ae3c9644a4a95a20b766
HEAD is now at 1fceb6d BR prof for lib and static for executable