$ git clone -n https://src.fedoraproject.org/rpms/vorta.git /var/lib/mock/f40-build-1768759-24748/root/chroot_tmpdir/scmroot/vorta
Cloning into '/var/lib/mock/f40-build-1768759-24748/root/chroot_tmpdir/scmroot/vorta'...
$ git fetch origin ef21000654a91414f2db0b072a64f8a87ad3fcf5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/vorta
 * [new ref]         ef21000654a91414f2db0b072a64f8a87ad3fcf5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ef21000 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild