$ git clone -n https://src.fedoraproject.org/rpms/rust-vmm-sys-util.git /var/lib/mock/f40-build-2571101-62241/root/chroot_tmpdir/scmroot/rust-vmm-sys-util
Cloning into '/var/lib/mock/f40-build-2571101-62241/root/chroot_tmpdir/scmroot/rust-vmm-sys-util'...
$ git fetch origin c32b162126a23b72ea97fca48aab2db661a1c535:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-vmm-sys-util
 * [new ref]         c32b162126a23b72ea97fca48aab2db661a1c535 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c32b162 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild