$ git clone -n https://src.fedoraproject.org/rpms/libdkimpp.git /var/lib/mock/f39-build-1457221-32971/root/chroot_tmpdir/scmroot/libdkimpp
Cloning into '/var/lib/mock/f39-build-1457221-32971/root/chroot_tmpdir/scmroot/libdkimpp'...
$ git fetch origin 102445312d7576a130cbc004263f779d3705c2eb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libdkimpp
 * [new ref]         102445312d7576a130cbc004263f779d3705c2eb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1024453 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild