$ git clone -n https://src.fedoraproject.org/rpms/ghc-HTTP.git /var/lib/mock/f31-build-93417-32407/root/chroot_tmpdir/scmroot/ghc-HTTP
Cloning into '/var/lib/mock/f31-build-93417-32407/root/chroot_tmpdir/scmroot/ghc-HTTP'...
$ git reset --hard 53d0efe4ad5ca346ac551cf5fd64049cc70a19a4
HEAD is now at 53d0efe BR prof for lib and static for executable