$ git clone -n https://src.fedoraproject.org/rpms/rust-sysinfo0.19.git /var/lib/mock/f40-build-2420016-60581/root/chroot_tmpdir/scmroot/rust-sysinfo0.19
Cloning into '/var/lib/mock/f40-build-2420016-60581/root/chroot_tmpdir/scmroot/rust-sysinfo0.19'...
$ git fetch origin ce61e6d0bcb53d16eeefe07aa696c22954619189:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-sysinfo0.19
 * [new ref]         ce61e6d0bcb53d16eeefe07aa696c22954619189 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ce61e6d Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild