$ git clone -n https://src.fedoraproject.org/rpms/liblockfile.git /var/lib/mock/f39-build-1457864-33020/root/chroot_tmpdir/scmroot/liblockfile
Cloning into '/var/lib/mock/f39-build-1457864-33020/root/chroot_tmpdir/scmroot/liblockfile'...
$ git fetch origin e1efa865af1590dff89beed83077aa72368e7eb8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/liblockfile
 * [new ref]         e1efa865af1590dff89beed83077aa72368e7eb8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e1efa86 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild