$ git clone -n https://src.fedoraproject.org/rpms/kpmcore.git /var/lib/mock/f42-build-3342346-44991/root/chroot_tmpdir/scmroot/kpmcore
Cloning into '/var/lib/mock/f42-build-3342346-44991/root/chroot_tmpdir/scmroot/kpmcore'...
$ git fetch origin 1dacd1c69c00553c9774cec41fc5b4c314ecdfbd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kpmcore
 * [new ref]         1dacd1c69c00553c9774cec41fc5b4c314ecdfbd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1dacd1c 24.12.3