$ git clone -n https://src.fedoraproject.org/rpms/ghc-text-zipper.git /var/lib/mock/f38-build-side-42-init-devel-922174-28737/root/chroot_tmpdir/scmroot/ghc-text-zipper
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-922174-28737/root/chroot_tmpdir/scmroot/ghc-text-zipper'...
$ git fetch origin 953a3ceb92eea62afdabaf339e7c91d7b5f33f97:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-text-zipper
 * [new ref]         953a3ceb92eea62afdabaf339e7c91d7b5f33f97 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 953a3ce Convert to %autorelease and %autochangelog