$ git clone -n https://src.fedoraproject.org/rpms/ghc-MonadCatchIO-transformers.git /var/lib/mock/f38-build-side-42-init-devel-954840-28786/root/chroot_tmpdir/scmroot/ghc-MonadCatchIO-transformers
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-954840-28786/root/chroot_tmpdir/scmroot/ghc-MonadCatchIO-transformers'...
$ git fetch origin 0e5626d5a0478f4e35dca01fd62c05adc2e4c3b5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-MonadCatchIO-transformers
 * [new ref]         0e5626d5a0478f4e35dca01fd62c05adc2e4c3b5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0e5626d Convert to %autorelease and %autochangelog