$ git clone -n https://src.fedoraproject.org/rpms/ghc-lifted-base.git /var/lib/mock/f38-build-side-42-init-devel-837436-28399/root/chroot_tmpdir/scmroot/ghc-lifted-base
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-837436-28399/root/chroot_tmpdir/scmroot/ghc-lifted-base'...
$ git fetch origin 4decc758f8b032316792dd80ae2e8e4674d10162:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-lifted-base
 * [new ref]         4decc758f8b032316792dd80ae2e8e4674d10162 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4decc75 Convert to %autorelease and %autochangelog