$ git clone -n https://src.fedoraproject.org/rpms/devhelp.git /var/lib/mock/f40-build-788320-135103/root/chroot_tmpdir/scmroot/devhelp
Cloning into '/var/lib/mock/f40-build-788320-135103/root/chroot_tmpdir/scmroot/devhelp'...
$ git fetch origin 9758a3efc5c222f46180525f75d7060b2d455106:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/devhelp
 * [new ref]         9758a3efc5c222f46180525f75d7060b2d455106 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9758a3e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild