$ git clone -n https://src.fedoraproject.org/rpms/rust-ct-logs.git /var/lib/mock/f40-build-2711790-71892/root/chroot_tmpdir/scmroot/rust-ct-logs
Cloning into '/var/lib/mock/f40-build-2711790-71892/root/chroot_tmpdir/scmroot/rust-ct-logs'...
$ git fetch origin 2a84f42d12526835bd2986b8e3d9633216040c32:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-ct-logs
 * [new ref]         2a84f42d12526835bd2986b8e3d9633216040c32 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2a84f42 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild