$ git clone -n https://src.fedoraproject.org/rpms/merkuro.git /var/lib/mock/f41-build-830121-156316/root/chroot_tmpdir/scmroot/merkuro
Cloning into '/var/lib/mock/f41-build-830121-156316/root/chroot_tmpdir/scmroot/merkuro'...
$ git fetch origin 5bf927b7cc5150c813b9b5a4262302e054e71d37:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/merkuro
 * [new ref]         5bf927b7cc5150c813b9b5a4262302e054e71d37 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5bf927b Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild