$ git clone -n https://src.fedoraproject.org/rpms/ghc-connection.git /var/lib/mock/f40-build-745132-111965/root/chroot_tmpdir/scmroot/ghc-connection
Cloning into '/var/lib/mock/f40-build-745132-111965/root/chroot_tmpdir/scmroot/ghc-connection'...
$ git reset --hard 4d64821697ff37e71a18f2a1af7c9775828d571d
HEAD is now at 4d64821 revised .cabal file