$ git clone -n https://src.fedoraproject.org/rpms/ghc-strict.git /var/lib/mock/f41-build-838924-159873/root/chroot_tmpdir/scmroot/ghc-strict
Cloning into '/var/lib/mock/f41-build-838924-159873/root/chroot_tmpdir/scmroot/ghc-strict'...
$ git fetch origin b268332ea3e749de7a7ae4f526bf5cb73a40c85f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-strict
 * [new ref]         b268332ea3e749de7a7ae4f526bf5cb73a40c85f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b268332 revise .cabal file