$ git clone -n https://src.fedoraproject.org/rpms/rust-micro-timer-macros.git /var/lib/mock/f38-build-side-43-rust-devel-1412640-31443/root/chroot_tmpdir/scmroot/rust-micro-timer-macros
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1412640-31443/root/chroot_tmpdir/scmroot/rust-micro-timer-macros'...
$ git fetch origin f251e65acf756f04847702afcf6926249e461c05:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-micro-timer-macros
 * [new ref]         f251e65acf756f04847702afcf6926249e461c05 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f251e65 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild