$ git clone -n https://src.fedoraproject.org/rpms/ghc-fingertree.git /var/lib/mock/f31-build-93951-32450/root/chroot_tmpdir/scmroot/ghc-fingertree
Cloning into '/var/lib/mock/f31-build-93951-32450/root/chroot_tmpdir/scmroot/ghc-fingertree'...
$ git reset --hard 7e143a504df5d46eaddcaf9d7a2130077278cf6b
HEAD is now at 7e143a5 BR prof for lib and static for executable