$ git clone -n https://src.fedoraproject.org/rpms/ghc-lens-aeson.git /var/lib/mock/f40-build-748427-113841/root/chroot_tmpdir/scmroot/ghc-lens-aeson
Cloning into '/var/lib/mock/f40-build-748427-113841/root/chroot_tmpdir/scmroot/ghc-lens-aeson'...
$ git reset --hard 4aec2c622aa3dd20e0d62e4761db3993fa7b0a54
HEAD is now at 4aec2c6 https://hackage.haskell.org/package/lens-aeson-1.2.3/changelog