$ git clone -n https://src.fedoraproject.org/rpms/rust-reqwest.git /var/lib/mock/f38-build-side-43-rust-devel-1413008-31443/root/chroot_tmpdir/scmroot/rust-reqwest
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1413008-31443/root/chroot_tmpdir/scmroot/rust-reqwest'...
$ git fetch origin 0e5bb04a569b1fb8a729a026e9a856451bc5676e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-reqwest
 * [new ref]         0e5bb04a569b1fb8a729a026e9a856451bc5676e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0e5bb04 Update to version 0.11.20; Fixes RHBZ#2234025