$ git clone -n https://src.fedoraproject.org/rpms/ghc8.10.git /var/lib/mock/f38-build-718290-96717/root/chroot_tmpdir/scmroot/ghc8.10
Cloning into '/var/lib/mock/f38-build-718290-96717/root/chroot_tmpdir/scmroot/ghc8.10'...
$ git reset --hard 511cf979f74f38a756e38f6d932bb64acda553ae
HEAD is now at 511cf97 %ghc_devel_prof was dropped in ghc-srpm-macros-1.6.0