$ git clone -n https://src.fedoraproject.org/rpms/ghc-wai-logger.git /var/lib/mock/f38-build-side-42-init-devel-947752-28779/root/chroot_tmpdir/scmroot/ghc-wai-logger
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-947752-28779/root/chroot_tmpdir/scmroot/ghc-wai-logger'...
$ git fetch origin bc07e2696d426a18559b59bbb3f2afd6f0c3dd6b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-wai-logger
 * [new ref]         bc07e2696d426a18559b59bbb3f2afd6f0c3dd6b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bc07e26 Convert to %autorelease and %autochangelog