$ git clone -n https://src.fedoraproject.org/rpms/rust-gtk-sys.git /var/lib/mock/f37-build-side-32-misc-devel-346032-15530/root/chroot_tmpdir/scmroot/rust-gtk-sys
Cloning into '/var/lib/mock/f37-build-side-32-misc-devel-346032-15530/root/chroot_tmpdir/scmroot/rust-gtk-sys'...
$ git reset --hard 050c3578fb768dc96e1af53fc7478cb11112c3e1
HEAD is now at 050c357 Update to version 0.16.0; Fixes RHBZ#2136177