$ git clone -n https://git.cclinux.org/stage/rpms/ghc-async.git /var/lib/mock/dist-circle8-build-37284-6579/root/chroot_tmpdir/scmroot/ghc-async
Cloning into '/var/lib/mock/dist-circle8-build-37284-6579/root/chroot_tmpdir/scmroot/ghc-async'...
$ git reset --hard f0ed62b75e054fb04e8828b9e09361c92399b1c2
HEAD is now at f0ed62b import ghc-async-2.1.1.1-2.el8