$ git clone -n https://src.fedoraproject.org/rpms/rust-ssh-key-dir.git /var/lib/mock/f41-build-810732-146921/root/chroot_tmpdir/scmroot/rust-ssh-key-dir
Cloning into '/var/lib/mock/f41-build-810732-146921/root/chroot_tmpdir/scmroot/rust-ssh-key-dir'...
$ git fetch origin e7612313c843a4c08cbfc0a40b36ba490b5ae507:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-ssh-key-dir
 * [new ref]         e7612313c843a4c08cbfc0a40b36ba490b5ae507 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e761231 Rebuild with Rust 1.78 to fix incomplete debuginfo and backtraces