$ git clone -n https://src.fedoraproject.org/rpms/new-session-manager.git /var/lib/mock/f40-build-2641282-66427/root/chroot_tmpdir/scmroot/new-session-manager
Cloning into '/var/lib/mock/f40-build-2641282-66427/root/chroot_tmpdir/scmroot/new-session-manager'...
$ git fetch origin 034fb7f09cbe2aeb31d2efbfc2a76117eef45dd4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/new-session-manager
 * [new ref]         034fb7f09cbe2aeb31d2efbfc2a76117eef45dd4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 034fb7f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild