$ git clone -n https://src.fedoraproject.org/rpms/ghc-data-default-instances-dlist.git /var/lib/mock/f31-build-111202-34136/root/chroot_tmpdir/scmroot/ghc-data-default-instances-dlist
Cloning into '/var/lib/mock/f31-build-111202-34136/root/chroot_tmpdir/scmroot/ghc-data-default-instances-dlist'...
$ git reset --hard c5422a9a96fd1834fc2b7f6b46f8c4c7066e35be
HEAD is now at c5422a9 BR prof for lib and static for executable