$ git clone -n https://src.fedoraproject.org/rpms/libkml.git /var/lib/mock/f39-build-1457821-33019/root/chroot_tmpdir/scmroot/libkml
Cloning into '/var/lib/mock/f39-build-1457821-33019/root/chroot_tmpdir/scmroot/libkml'...
$ git fetch origin 50f9ce06ab1aa021980ed836b49aa322406e60cb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libkml
 * [new ref]         50f9ce06ab1aa021980ed836b49aa322406e60cb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 50f9ce0 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild