$ git clone -n https://src.fedoraproject.org/rpms/ghc-failure.git /var/lib/mock/f31-build-111441-34165/root/chroot_tmpdir/scmroot/ghc-failure
Cloning into '/var/lib/mock/f31-build-111441-34165/root/chroot_tmpdir/scmroot/ghc-failure'...
$ git reset --hard 78261c3d77b385d97fd1a809f889ff6d3a62f35a
HEAD is now at 78261c3 BR prof for lib and static for executable