$ git clone -n https://src.fedoraproject.org/rpms/kdiamond.git /var/lib/mock/f40-build-1504024-23882/root/chroot_tmpdir/scmroot/kdiamond
Cloning into '/var/lib/mock/f40-build-1504024-23882/root/chroot_tmpdir/scmroot/kdiamond'...
$ git fetch origin 596c6bc630d29baf6b18a767910054dd8093cb63:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kdiamond
 * [new ref]         596c6bc630d29baf6b18a767910054dd8093cb63 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 596c6bc 24.05.0