$ git clone -n https://src.fedoraproject.org/rpms/ghc-aws.git /var/lib/mock/f31-build-54006-27934/root/chroot_tmpdir/scmroot/ghc-aws
Cloning into '/var/lib/mock/f31-build-54006-27934/root/chroot_tmpdir/scmroot/ghc-aws'...
$ git reset --hard 7264414ee63a6cf662db2667f38562a3a69e5405
HEAD is now at 7264414 update to 0.21