$ git clone -n https://src.fedoraproject.org/rpms/ghc-hjsmin.git /var/lib/mock/f40-build-743333-111187/root/chroot_tmpdir/scmroot/ghc-hjsmin
Cloning into '/var/lib/mock/f40-build-743333-111187/root/chroot_tmpdir/scmroot/ghc-hjsmin'...
$ git reset --hard 2964fd1919304db9d2dffcd0a4970f79d3feb1b4
HEAD is now at 2964fd1 https://hackage.haskell.org/package/hjsmin-0.2.1/changelog