$ git clone -n https://src.fedoraproject.org/rpms/unique.git /var/lib/mock/f41-build-1033668-18591/root/chroot_tmpdir/scmroot/unique
Cloning into '/var/lib/mock/f41-build-1033668-18591/root/chroot_tmpdir/scmroot/unique'...
$ git fetch origin cea5726d9b6813eff47738b14debf8449c8eda24:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/unique
 * [new ref]         cea5726d9b6813eff47738b14debf8449c8eda24 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cea5726 Eliminate use of obsolete %patchN syntax (#2283636)