$ git clone -n https://src.fedoraproject.org/rpms/kdesvn.git /var/lib/mock/f42-build-3406848-45143/root/chroot_tmpdir/scmroot/kdesvn
Cloning into '/var/lib/mock/f42-build-3406848-45143/root/chroot_tmpdir/scmroot/kdesvn'...
$ git fetch origin 6d5cf7c25e2d401e9d5c0cd73c1b826c5fa2ee4b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kdesvn
 * [new ref]         6d5cf7c25e2d401e9d5c0cd73c1b826c5fa2ee4b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6d5cf7c Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild