$ git clone -n https://src.fedoraproject.org/rpms/rust-imperative.git /var/lib/mock/f42-build-3231216-41191/root/chroot_tmpdir/scmroot/rust-imperative
Cloning into '/var/lib/mock/f42-build-3231216-41191/root/chroot_tmpdir/scmroot/rust-imperative'...
$ git fetch origin 913a678d30e98cd984e0583ce7275eb66ebd3e58:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-imperative
 * [new ref]         913a678d30e98cd984e0583ce7275eb66ebd3e58 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 913a678 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild