$ git clone -n https://src.fedoraproject.org/rpms/assimp.git /var/lib/mock/f42-build-3181786-40950/root/chroot_tmpdir/scmroot/assimp
Cloning into '/var/lib/mock/f42-build-3181786-40950/root/chroot_tmpdir/scmroot/assimp'...
$ git fetch origin 3a42df86a27583011f6a6499f0e2b278f89c99c2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/assimp
 * [new ref]         3a42df86a27583011f6a6499f0e2b278f89c99c2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3a42df8 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild