$ git clone -n https://src.fedoraproject.org/rpms/rust-log-mdc.git /var/lib/mock/f40-build-2657204-66916/root/chroot_tmpdir/scmroot/rust-log-mdc
Cloning into '/var/lib/mock/f40-build-2657204-66916/root/chroot_tmpdir/scmroot/rust-log-mdc'...
$ git fetch origin 839dc16c8c184325791305db587521fbd5ed929b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-log-mdc
 * [new ref]         839dc16c8c184325791305db587521fbd5ed929b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 839dc16 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild