$ git clone -n https://src.fedoraproject.org/rpms/ghc-enclosed-exceptions.git /var/lib/mock/f38-build-side-42-init-devel-711526-27247/root/chroot_tmpdir/scmroot/ghc-enclosed-exceptions
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-711526-27247/root/chroot_tmpdir/scmroot/ghc-enclosed-exceptions'...
$ git fetch origin d11be33c3235fef275f112483099b8611d03678c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-enclosed-exceptions
 * [new ref]         d11be33c3235fef275f112483099b8611d03678c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d11be33 Convert to %autorelease and %autochangelog