$ git clone -n https://src.fedoraproject.org/rpms/ttcp.git /var/lib/mock/f42-build-3487045-45834/root/chroot_tmpdir/scmroot/ttcp
Cloning into '/var/lib/mock/f42-build-3487045-45834/root/chroot_tmpdir/scmroot/ttcp'...
$ git fetch origin 9eda9cc2f575216f619a8ed0c6a98e5c67aff641:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ttcp
 * [new ref]         9eda9cc2f575216f619a8ed0c6a98e5c67aff641 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9eda9cc Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild