$ git clone -n https://src.fedoraproject.org/rpms/ghc-polyparse.git /var/lib/mock/f40-build-742279-110680/root/chroot_tmpdir/scmroot/ghc-polyparse
Cloning into '/var/lib/mock/f40-build-742279-110680/root/chroot_tmpdir/scmroot/ghc-polyparse'...
$ git reset --hard 7ffafa99873e637721e342c74517a9c8f1718b50
HEAD is now at 7ffafa9 revised .cabal file