$ git clone -n https://src.fedoraproject.org/rpms/ghc-charset.git /var/lib/mock/f41-build-839094-159992/root/chroot_tmpdir/scmroot/ghc-charset
Cloning into '/var/lib/mock/f41-build-839094-159992/root/chroot_tmpdir/scmroot/ghc-charset'...
$ git fetch origin ba58372a826efa68dec78154389c4395110f5b95:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-charset
 * [new ref]         ba58372a826efa68dec78154389c4395110f5b95 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ba58372 https://hackage.haskell.org/package/charset-0.3.10/changelog