$ git clone -n https://src.fedoraproject.org/rpms/rust-libadwaita-sys.git /var/lib/mock/f42-build-side-1-3588363-46945/root/chroot_tmpdir/scmroot/rust-libadwaita-sys
Cloning into '/var/lib/mock/f42-build-side-1-3588363-46945/root/chroot_tmpdir/scmroot/rust-libadwaita-sys'...
$ git fetch origin efd494a5ad5ac36aefd8dbf6f79f7112c4cb13e7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-libadwaita-sys
 * [new ref]         efd494a5ad5ac36aefd8dbf6f79f7112c4cb13e7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at efd494a Update to version 0.7.2; Fixes RHBZ#2353469