$ git clone -n https://src.fedoraproject.org/rpms/ghc-parallel.git /var/lib/mock/f38-build-side-42-init-devel-727561-27336/root/chroot_tmpdir/scmroot/ghc-parallel
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-727561-27336/root/chroot_tmpdir/scmroot/ghc-parallel'...
$ git fetch origin 30eb2bc97a743bbcb109e8fa5abda4f00bf69529:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-parallel
 * [new ref]         30eb2bc97a743bbcb109e8fa5abda4f00bf69529 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 30eb2bc Convert to %autorelease and %autochangelog