$ git clone -n https://src.fedoraproject.org/rpms/kf6-ksvg.git /var/lib/mock/f42-build-870359-177155/root/chroot_tmpdir/scmroot/kf6-ksvg
Cloning into '/var/lib/mock/f42-build-870359-177155/root/chroot_tmpdir/scmroot/kf6-ksvg'...
$ git fetch origin 42338b363183c76bf86ca785dfca105e7c6e0a21:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-ksvg
 * [new ref]         42338b363183c76bf86ca785dfca105e7c6e0a21 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 42338b3 6.11.0