$ git clone -n https://src.fedoraproject.org/rpms/linuxdoc-tools.git /var/lib/mock/f40-build-793356-138818/root/chroot_tmpdir/scmroot/linuxdoc-tools
Cloning into '/var/lib/mock/f40-build-793356-138818/root/chroot_tmpdir/scmroot/linuxdoc-tools'...
$ git fetch origin 2f15acb715daad773b8e40958a362aacb85a98a0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/linuxdoc-tools
 * [new ref]         2f15acb715daad773b8e40958a362aacb85a98a0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2f15acb Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild