$ git clone -n https://src.fedoraproject.org/rpms/rust-snafu.git /var/lib/mock/f40-build-2039748-48294/root/chroot_tmpdir/scmroot/rust-snafu
Cloning into '/var/lib/mock/f40-build-2039748-48294/root/chroot_tmpdir/scmroot/rust-snafu'...
$ git fetch origin 9ada9525bed61d8f7cd51c7477b90b51aae73943:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-snafu
 * [new ref]         9ada9525bed61d8f7cd51c7477b90b51aae73943 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9ada952 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild