$ git clone -n https://src.fedoraproject.org/rpms/libkcddb.git /var/lib/mock/f39-build-1567407-37596/root/chroot_tmpdir/scmroot/libkcddb
Cloning into '/var/lib/mock/f39-build-1567407-37596/root/chroot_tmpdir/scmroot/libkcddb'...
$ git fetch origin 2f8decfd2ec76d3309d7a1111dc709eeb900c9b4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libkcddb
 * [new ref]         2f8decfd2ec76d3309d7a1111dc709eeb900c9b4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2f8decf Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild