$ git clone -n https://src.fedoraproject.org/rpms/rust-gtk4-sys0.7 /var/lib/mock/f42-build-3429030-45391/root/chroot_tmpdir/scmroot/rust-gtk4-sys0.7
Cloning into '/var/lib/mock/f42-build-3429030-45391/root/chroot_tmpdir/scmroot/rust-gtk4-sys0.7'...
$ git fetch origin 320da87d92294a03c55fe29b691d143af08ef4f9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gtk4-sys0.7
 * [new ref]         320da87d92294a03c55fe29b691d143af08ef4f9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 320da87 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild