$ git clone -n https://src.fedoraproject.org/rpms/ghc-managed.git /var/lib/mock/f31-build-100477-33264/root/chroot_tmpdir/scmroot/ghc-managed
Cloning into '/var/lib/mock/f31-build-100477-33264/root/chroot_tmpdir/scmroot/ghc-managed'...
$ git reset --hard b89f48c38b635e48c91ae9e25156a5fd8e354230
HEAD is now at b89f48c BR prof for lib and static for executable