$ git clone -n https://src.fedoraproject.org/rpms/tmate.git /var/lib/mock/f42-build-3294006-41426/root/chroot_tmpdir/scmroot/tmate
Cloning into '/var/lib/mock/f42-build-3294006-41426/root/chroot_tmpdir/scmroot/tmate'...
$ git fetch origin 3705f43c87dbaa1fa7fc6f9160d657487d12314c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tmate
 * [new ref]         3705f43c87dbaa1fa7fc6f9160d657487d12314c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3705f43 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild