$ git clone -n https://src.fedoraproject.org/rpms/kturtle.git /var/lib/mock/f40-build-2726305-73122/root/chroot_tmpdir/scmroot/kturtle
Cloning into '/var/lib/mock/f40-build-2726305-73122/root/chroot_tmpdir/scmroot/kturtle'...
$ git fetch origin b5d17958fcd522e6625908bb1cd6326a6dff5925:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kturtle
 * [new ref]         b5d17958fcd522e6625908bb1cd6326a6dff5925 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b5d1795 24.02.2