$ git clone -n https://src.fedoraproject.org/rpms/kitty.git /var/lib/mock/f40-build-2264170-54554/root/chroot_tmpdir/scmroot/kitty
Cloning into '/var/lib/mock/f40-build-2264170-54554/root/chroot_tmpdir/scmroot/kitty'...
$ git fetch origin 6c68fb8502f53a3e797521744f5ce311f817dffb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kitty
 * [new ref]         6c68fb8502f53a3e797521744f5ce311f817dffb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6c68fb8 Update to 0.32.0