$ git clone -n https://src.fedoraproject.org/rpms/varnish.git /var/lib/mock/f41-build-side-1-3135066-39766/root/chroot_tmpdir/scmroot/varnish
Cloning into '/var/lib/mock/f41-build-side-1-3135066-39766/root/chroot_tmpdir/scmroot/varnish'...
$ git fetch origin e1cb198d44c99801dd9d22fe94aa730cf3e605d0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/varnish
 * [new ref]         e1cb198d44c99801dd9d22fe94aa730cf3e605d0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e1cb198 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild