$ git clone -n https://src.fedoraproject.org/rpms/ghc-servant-client-core.git /var/lib/mock/f41-build-840543-160785/root/chroot_tmpdir/scmroot/ghc-servant-client-core
Cloning into '/var/lib/mock/f41-build-840543-160785/root/chroot_tmpdir/scmroot/ghc-servant-client-core'...
$ git reset --hard bfc84c3032e90f9f7600b5f56096a0ed7ee4b424
HEAD is now at bfc84c3 https://hackage.haskell.org/package/servant-client-core-0.20/changelog