$ git clone -n https://src.fedoraproject.org/rpms/convertall.git /var/lib/mock/f42-bootstrap-3462119-45558/root/chroot_tmpdir/scmroot/convertall
Cloning into '/var/lib/mock/f42-bootstrap-3462119-45558/root/chroot_tmpdir/scmroot/convertall'...
$ git fetch origin 6b17eb02ff858679aadeb516cb8d9398dff2750b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/convertall
 * [new ref]         6b17eb02ff858679aadeb516cb8d9398dff2750b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6b17eb0 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild