$ git clone -n https://src.fedoraproject.org/rpms/rust-glib-sys0.15.git /var/lib/mock/f38-build-side-43-rust-devel-1418282-31459/root/chroot_tmpdir/scmroot/rust-glib-sys0.15
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1418282-31459/root/chroot_tmpdir/scmroot/rust-glib-sys0.15'...
$ git fetch origin 40599f4a1be2983e0f9b881b2e72011ad84d7710:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-glib-sys0.15
 * [new ref]         40599f4a1be2983e0f9b881b2e72011ad84d7710 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 40599f4 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild