$ git clone -n https://src.fedoraproject.org/rpms/kernel-headers.git /var/lib/mock/f38-build-729992-102052/root/chroot_tmpdir/scmroot/kernel-headers
Cloning into '/var/lib/mock/f38-build-729992-102052/root/chroot_tmpdir/scmroot/kernel-headers'...
$ git fetch origin 6ccb56dddbbbc9270fb1b861c20e139f245bab4f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kernel-headers
 * [new ref]         6ccb56dddbbbc9270fb1b861c20e139f245bab4f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6ccb56d Linux v6.4.4