$ git clone -n https://src.fedoraproject.org/rpms/rust-cache-padded.git /var/lib/mock/f39-build-1599219-38513/root/chroot_tmpdir/scmroot/rust-cache-padded
Cloning into '/var/lib/mock/f39-build-1599219-38513/root/chroot_tmpdir/scmroot/rust-cache-padded'...
$ git fetch origin 8ee6b510af06d461a0599b39bad8b4560195682c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-cache-padded
 * [new ref]         8ee6b510af06d461a0599b39bad8b4560195682c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8ee6b51 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild