$ git clone -n https://src.fedoraproject.org/rpms/echolinux.git /var/lib/mock/f40-build-1769122-24749/root/chroot_tmpdir/scmroot/echolinux
Cloning into '/var/lib/mock/f40-build-1769122-24749/root/chroot_tmpdir/scmroot/echolinux'...
$ git fetch origin 95a4df2420e2d3303f8d8e277fa0c3767596b2e3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/echolinux
 * [new ref]         95a4df2420e2d3303f8d8e277fa0c3767596b2e3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 95a4df2 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild