$ git clone -n https://src.fedoraproject.org/rpms/ghc-vector-algorithms.git /var/lib/mock/f31-build-112615-34295/root/chroot_tmpdir/scmroot/ghc-vector-algorithms
Cloning into '/var/lib/mock/f31-build-112615-34295/root/chroot_tmpdir/scmroot/ghc-vector-algorithms'...
$ git reset --hard 2ed71e3bd2f5b612e325f5bd98932f8acc52c3cd
HEAD is now at 2ed71e3 BR prof for lib and static for executable