$ git clone -n https://src.fedoraproject.org/rpms/mate-desktop.git /var/lib/mock/f40-build-2296987-56428/root/chroot_tmpdir/scmroot/mate-desktop
Cloning into '/var/lib/mock/f40-build-2296987-56428/root/chroot_tmpdir/scmroot/mate-desktop'...
$ git fetch origin 2aa706018ff51ddccdc9eb0493fd0b1f16962ec4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mate-desktop
 * [new ref]         2aa706018ff51ddccdc9eb0493fd0b1f16962ec4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2aa7060 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild