$ git clone -n https://src.fedoraproject.org/rpms/ghc-tar.git /var/lib/mock/f31-build-112422-34283/root/chroot_tmpdir/scmroot/ghc-tar
Cloning into '/var/lib/mock/f31-build-112422-34283/root/chroot_tmpdir/scmroot/ghc-tar'...
$ git reset --hard 5d39888c0feb729d24af604d64945451ed4efdb7
HEAD is now at 5d39888 BR prof for lib and static for executable