$ git clone -n https://src.fedoraproject.org/rpms/rust-capng.git /var/lib/mock/f40-build-2081238-49751/root/chroot_tmpdir/scmroot/rust-capng
Cloning into '/var/lib/mock/f40-build-2081238-49751/root/chroot_tmpdir/scmroot/rust-capng'...
$ git fetch origin 1863972929429e73d314c1f65f6378f756d5f522:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-capng
 * [new ref]         1863972929429e73d314c1f65f6378f756d5f522 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1863972 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild