$ git clone -n https://src.fedoraproject.org/rpms/libcamera.git /var/lib/mock/f39-build-2463497-61444/root/chroot_tmpdir/scmroot/libcamera
Cloning into '/var/lib/mock/f39-build-2463497-61444/root/chroot_tmpdir/scmroot/libcamera'...
$ git fetch origin 30d7f34f792cec42bb6ec02f5d0cceb421ebc27e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libcamera
 * [new ref]         30d7f34f792cec42bb6ec02f5d0cceb421ebc27e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 30d7f34 Update to version 0.1.0