$ git clone -n https://src.fedoraproject.org/rpms/ghc-entropy.git /var/lib/mock/f31-build-54300-27988/root/chroot_tmpdir/scmroot/ghc-entropy
Cloning into '/var/lib/mock/f31-build-54300-27988/root/chroot_tmpdir/scmroot/ghc-entropy'...
$ git reset --hard cbf10aae5eb541c15bc6d4bb0e7ecf07bfa506f8
HEAD is now at cbf10aa update to 0.4.1.4