$ git clone -n https://src.fedoraproject.org/rpms/rust-cairo-sys-rs.git /var/lib/mock/f37-build-side-32-misc-devel-177935-12044/root/chroot_tmpdir/scmroot/rust-cairo-sys-rs
Cloning into '/var/lib/mock/f37-build-side-32-misc-devel-177935-12044/root/chroot_tmpdir/scmroot/rust-cairo-sys-rs'...
$ git reset --hard 2b7fe8420f8c64c66010150aff1c83614c7fb325
HEAD is now at 2b7fe84 Update to version 0.16.3; Fixes RHBZ#2136102