$ git clone -n https://src.fedoraproject.org/rpms/ghc-psqueues.git /var/lib/mock/f38-build-side-42-init-devel-963607-28792/root/chroot_tmpdir/scmroot/ghc-psqueues
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-963607-28792/root/chroot_tmpdir/scmroot/ghc-psqueues'...
$ git fetch origin eb0f963e1a398ac906780678d140781724bd4297:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-psqueues
 * [new ref]         eb0f963e1a398ac906780678d140781724bd4297 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eb0f963 Convert to %autorelease and %autochangelog